Flashing ROMs for the beginner - AT&T Samsung Galaxy S II Skyrocket SGH-I727

All - I recently rooted my phone. I was excited to start experimenting with ROMs and then got completely overwhelmed.
It was hard to figure out the differences among ROMs, and when I tried to learn how to flash them and try different ones I felt that the instructions for flashing ROMs in the individual threads seemed written for people with a lot more experience than I have.
When I started seeing terms I didnt understand, talk of flashing modems, etc. I totally got intimidated and gave up
Can anyone help direct me to the best guide on this site (I have searched around) for a beginner to experiment with ROMs? Easiest to follow instructions? I followed the ROOT instructions on this thread and found them pretty easy to follow step by step.
Also I know we arent supposed to have "best of" conversations, but are there any ROMs that are easier to install than others, where it might be a good starting point to experiment and learn?
I have Titanium backup but I know people talk about things like "nandroid" and while I have found threads that mention these things, I am really struggling to confidently put it all together.
Any advice or guidance? Is this too much of a total n00b question?

http://forum.xda-developers.com/showthread.php?t=1785999
Once you have a custom recovery, you are golden.

All you need is an ICS radio for any jelly bean ROM except for the leaks. You need leaked radio for a ROM based on one of the jellybean leaks.
As for flashing instructions you can follow the op as there will always be instructions posted, but personally I wipe data/factory reset, cache, dalvik, format/data, format/system and format/cache all x3. Yes it's excessive, but I've never had a problem.
Normally you will wipe then flash rom-->gapps-->any other tweaks (ie. Audio, GPS patch, etc)
All ROMs are easy to install. Just follow the instructions in the OP and you should be good to go
--------------------------------------------------------------------
Sent from my Skyrocket i727 running Team Dirt
--------------Nexus 7 running AOKP PUB--------------

Thanks for the responsiveness. I did install a customer recovery (TWRP) as part of my root process.
But here is where I am breaking down...when people say things like "wipe data/factory reset, cache, dalvik, format/data, format/system and format/cache all x3" and "flash rom-->gapps-->any other tweaks (ie. Audio, GPS patch, etc)" I get totally lost.
So I have TWRP am I supposed to run some type of backup or something with it before flashing? This is sort of the staged piece Im struggling to understand...

lirong said:
Thanks for the responsiveness. I did install a customer recovery (TWRP) as part of my root process.
But here is where I am breaking down...when people say things like "wipe data/factory reset, cache, dalvik, format/data, format/system and format/cache all x3" and "flash rom-->gapps-->any other tweaks (ie. Audio, GPS patch, etc)" I get totally lost.
So I have TWRP am I supposed to run some type of backup or something with it before flashing? This is sort of the staged piece Im struggling to understand...
Click to expand...
Click to collapse
Yes, always do a backup! Boot into twrp and push backup, it's very simple.
Sent from my SAMSUNG-SGH-I727 using Tapatalk 2

lirong said:
Thanks for the responsiveness. I did install a customer recovery (TWRP) as part of my root process.
But here is where I am breaking down...when people say things like "wipe data/factory reset, cache, dalvik, format/data, format/system and format/cache all x3" and "flash rom-->gapps-->any other tweaks (ie. Audio, GPS patch, etc)" I get totally lost.
So I have TWRP am I supposed to run some type of backup or something with it before flashing? This is sort of the staged piece Im struggling to understand...
Click to expand...
Click to collapse
And when flashing make sure your wipe your data and cache under wipe! Otherwise the custom ROM you flashed won't work properly!
Sent from my SAMSUNG-SGH-I727

MrGriffdude said:
And when flashing make sure your wipe your data and cache under wipe! Otherwise the custom ROM you flashed won't work properly!
Sent from my SAMSUNG-SGH-I727
Click to expand...
Click to collapse
Among other things, yes
Sent from my SAMSUNG-SGH-I727 using Tapatalk 2

xcrazydx said:
Yes, always do a backup! Boot into twrp and push backup, it's very simple.
Sent from my SAMSUNG-SGH-I727 using Tapatalk 2
Click to expand...
Click to collapse
OK thanks and is that what people are calling a "nandroid"?
After I flash do I need to use this backup or is it just in case things go wrong and I want to go back to the pre-flash setting?

lirong said:
OK thanks and is that what people are calling a "nandroid"?
After I flash do I need to use this backup or is it just in case things go wrong and I want to go back to the pre-flash setting?
Click to expand...
Click to collapse
Yes, that's a nandroid.
The backup is only used in case you want to return to pre-flash
Sent from my SAMSUNG-SGH-I727 using Tapatalk 2

lirong said:
OK thanks and is that what people are calling a "nandroid"?
After I flash do I need to use this backup or is it just in case things go wrong and I want to go back to the pre-flash setting?
Click to expand...
Click to collapse
yes to the backup question
first read my stickies, the links are in my sig, sigs are at the bottom of the post
read and learn as much as you can as you dont want to brick your phone > your phone is as useful as a brick

Awesome. So I create a backup (from what Ive read sounds like only Systems and Data). Its ok to have it on internal storage and compressed?
Then I use TWRP to wipe data, factory reset and clear cache? Is that correct?
And then I will move on to " dalvik, format/data, format/system and format/cache all x3"...not sure what this means yet but reading up on it. Are these all things I do through TWRP?
Thanks so much for holding my hand through this - I really am trying not to use you guys as too much of a crutch!
Part of what is confusing me, for example, is when I look at this thread - http://forum.xda-developers.com/showthread.php?t=1801686 - I dont see anything about the format system, dalvik, etc...

vincom said:
yes to the backup question
first read my stickies, the links are in my sig, sigs are at the bottom of the post
read and learn as much as you can as you dont want to brick your phone > your phone is as useful as a brick
Click to expand...
Click to collapse
Thanks. I have read the STICKY's in your signature and they were very helpful. Your help is what got me rooted all on my own!
That being said they left me confused at a few steps so thats what Im trying to make sure I get right here.

lirong said:
Thanks. I have read the STICKY's in your signature and they were very helpful. Your help is what got me rooted all on my own!
That being said they left me confused at a few steps so thats what Im trying to make sure I get right here.
Click to expand...
Click to collapse
Which steps confuse you what is your end goal?
Sent from my SAMSUNG-SGH-I727 using xda premium

lirong said:
Awesome. So I create a backup (from what Ive read sounds like only Systems and Data). Its ok to have it on internal storage and compressed?
Then I use TWRP to wipe data, factory reset and clear cache? Is that correct?
And then I will move on to " dalvik, format/data, format/system and format/cache all x3"...not sure what this means yet but reading up on it. Are these all things I do through TWRP?
Thanks so much for holding my hand through this - I really am trying not to use you guys as too much of a crutch!
Part of what is confusing me, for example, is when I look at this thread - http://forum.xda-developers.com/showthread.php?t=1801686 - I dont see anything about the format system, dalvik, etc...
Click to expand...
Click to collapse
thats not our phone
you do have a i727 aka skyrocket, do me a favor, remove the battery and see what model your phone is. if it is i727 dont read other phones instructions

vincom said:
thats not our phone
you do have a i727 aka skyrocket, do me a favor, remove the battery and see what model your phone is. if it is i727 dont read other phones instructions
Click to expand...
Click to collapse
doh!
Wrong phone! Yes I have a skyrocket.
I followed your instructions to put TWRP on and created a backup. So now I just download the ROM and go back intro TWRP, do the factory wipe reset and then choose the ROM?

lirong said:
doh!
Wrong phone! Yes I have a skyrocket.
I followed your instructions to put TWRP on and created a backup. So now I just download the ROM and go back intro TWRP, do the factory wipe reset and then choose the ROM?
Click to expand...
Click to collapse
my advice read the 1 stop sticky, the guide and info sections.
twrp>wipe>cache partition, dalvik, system, reset > then flash roms only from this i727 forum here http://forum.xda-developers.com/forumdisplay.php?f=1383

Im on it. Will let you know how it goes!
This may be a dumb question, but once I flash a new ROM will I need to redo my desktop, shortcuts,icons, etc? Will I need to restore all my apps and settings using TitaniumBackup or do they remain?

lirong said:
doh!
Wrong phone! Yes I have a skyrocket.
I followed your instructions to put TWRP on and created a backup. So now I just download the ROM and go back intro TWRP, do the factory wipe reset and then choose the ROM?
Click to expand...
Click to collapse
Man, you better be careful! I don't know how you end up in a completely different forum.
Download Rom
Place on external sd
Boot into twrp
Make backup
Wipe cache
Wipe dalvik cache
Factory reset
Wipe system
Flash a radio if needed
Flash Rom
If cm based Rom, flash gapps
Reboot
Sent from my SAMSUNG-SGH-I727 using Tapatalk 2

lirong said:
Im on it. Will let you know how it goes!
This may be a dumb question, but once I flash a new ROM will I need to redo my desktop, shortcuts,icons, etc? Will I need to restore all my apps and settings using TitaniumBackup or do they remain?
Click to expand...
Click to collapse
Backup with Titanium and restore w/ data for necessary apps. I do w/ data for things such as Apex launcher and other apps that have data I want to keep. If you do this then your icons for your launcher that was backed up will come back after the restore. Any widgets will need to be manually placed back on homescreens
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Sent from my Skyrocket i727 running Team Dirt
--------------Nexus 7 running AOKP PUB--------------

xcrazydx said:
Man, you better be careful! I don't know how you end up in a completely different forum.
Click to expand...
Click to collapse
Yeah not too smooth. I got caught up googling around for helpful links and reading on XDA that I ended up following a thread on how to flash, rather than realizing it was for a different device.
Thanks for the patience.
Just to double check...on Titanium Backup I want to choose Back Up all Apps + System Data....then post flash, I restore with the System Data...correct?

Related

miui and CM7 keeps cycling the inital loading

hi all,
Ok, I'm new to this stuff.
1. used the simple root and it worked great.
2. I then flashed CM7 and it worked great except market was not on it.
3. I downloaded and flashed gapps-hdpi-20101114-signed.zip by mistake, not realizing I had to use another gapps.
4. After I flashed it, the cm7 and android setup screens kept cycling between each other.
5. I restored to clockworkmod (sp) and then deleted the gapps and tried to then flash cm7. It didn't cycle between cm7 and android setup, but the cm7 screens kept cycling and never got past that.
6. I thought perhaps it was just cm7 now, so I tried miui and it's doing the same thing. It's cycling between the gingerbread man and MIUI with the status bar and won't do anything else.
Very frustrated. what have I done and how do I fix it?
Thanks folks,
Brett
I believe that those ROMs both require ENG S-OFF. Open simple root on your computer, click Fixes, then apply the fix there. Also, did you make sure you cleared your Dalvik cache before flashing? Always do a factory reset AND clear dalvik cache when changing ROMs.
make sure you have wifi off in your first boot
ardynine said:
make sure you have wifi off in your first boot
Click to expand...
Click to collapse
From reading the first post, he got in, rebooted to flash gapps and ended up in bootloop afterwards
EtherealRemnant said:
From reading the first post, he got in, rebooted to flash gapps and ended up in bootloop afterwards
Click to expand...
Click to collapse
Thanks ER. I'll try your method this evening.
I'll report back.
thanks!
brett
EtherealRemnant said:
I believe that those ROMs both require ENG S-OFF.
Click to expand...
Click to collapse
I can say with no doubt whatsoever, no.
id10terrordfw said:
I can say with no doubt whatsoever, no.
Click to expand...
Click to collapse
any suggestions then???????
I tried doing the ENG-off and still the same hang up on the front screen.
Any help please?
thanks,
brett
what method do you use to flash cm7? what exactly do you do.
to clarify what is your exact process for flashing the rom?
mudknot2005 said:
what method do you use to flash cm7? what exactly do you do.
Click to expand...
Click to collapse
Hi. Thanks.
I use rom manager to boot to recovery. Then I install zip from sd card. I go through the process until it says reboot. It's when I reboot that I get stuck in the bootloop. It just cycles from the CM7 circular arrow to blank and then to the arrow thing again. MIUI does the same between the gingerbread guy and the status bar and back.
I then take the battery out, take out the sdcard, down volume & power, reinsert sdcard and do a restore so I can use my phone again in clockworkmod 3.0.0.6.
thanks,
brett
sounds like your forgetting to do a full wipe/factory reset, wipe cache, and wipe dalvik..
mudknot2005 said:
sounds like your forgetting to do a full wipe/factory reset, wipe cache, and wipe dalvik..
Click to expand...
Click to collapse
actually, I did that.
it's weird. I restored a few times, did the above you suggested, and still in a loop. The first time I installed CM7 it was great, then the gapps thing seems to have screwed it up.
I'm lost.
brett
bdws1975 said:
actually, I did that.
it's weird. I restored a few times, did the above you suggested, and still in a loop. The first time I installed CM7 it was great, then the gapps thing seems to have screwed it up.
I'm lost.
brett
Click to expand...
Click to collapse
Probably a silly question but you're doing full reinstalls, right? Not using a nandroid backup? I can't think of any reason that you should be boot looping permanently from flashing the gapps if you're going into clockwork, doing a factory reset, wiping the cache, then wiping the Dalvik cache, then flashing the ROM.
EtherealRemnant said:
Probably a silly question but you're doing full reinstalls, right? Not using a nandroid backup? I can't think of any reason that you should be boot looping permanently from flashing the gapps if you're going into clockwork, doing a factory reset, wiping the cache, then wiping the Dalvik cache, then flashing the ROM.
Click to expand...
Click to collapse
hmm. I'm a little new to this, but I'm using the backup/restore option in recovery mode and am then flashing one of the backups. Could that be the problem?
If it is, how do I do a full reinstall?
thanks again for your help,
brett
mudknot2005 said:
sounds like your forgetting to do a full wipe/factory reset, wipe cache, and wipe dalvik..
Click to expand...
Click to collapse
Without a full wipe I thought it would just bootloop?
Do a full wipe then reinstall cm7 and gapps.
Sent from my HTC Inspire 4G running CyanogenMod 7 using Tapatalk.
bdws1975 said:
hmm. I'm a little new to this, but I'm using the backup/restore option in recovery mode and am then flashing one of the backups. Could that be the problem?
If it is, how do I do a full reinstall?
thanks again for your help,
brett
Click to expand...
Click to collapse
That's your problem right there. If you make a backup of a busted ROM, its still going to be busted when you restore it.
Do the factory reset, then clear the cache again just to make sure, go to advanced and clear Dalvik, then go to the main menu and use the choose install zip from sdcard option, then choose "choose zip from sdcard", find the ROM zip file and select it, then say yes to the flash and reboot when its done. If you are flashing CM7, make sure that you flash the correct gapps package after you flash the ROM or the ROM won't be very useful.
EtherealRemnant said:
That's your problem right there. If you make a backup of a busted ROM, its still going to be busted when you restore it.
Do the factory reset, then clear the cache again just to make sure, go to advanced and clear Dalvik, then go to the main menu and use the choose install zip from sdcard option, then choose "choose zip from sdcard", find the ROM zip file and select it, then say yes to the flash and reboot when its done. If you are flashing CM7, make sure that you flash the correct gapps package after you flash the ROM or the ROM won't be very useful.
Click to expand...
Click to collapse
I'll give it a shot and then get back to you.
I do believe, however, that the restore I'm doing is the backup I did right before I did the original cm7 flash. I'll try.
thanks!
If you toggle wifi on after the first boot it goes into a bootloop. This is a know bug not a hunch.
EtherealRemnant said:
That's your problem right there. If you make a backup of a busted ROM, its still going to be busted when you restore it.
Do the factory reset, then clear the cache again just to make sure, go to advanced and clear Dalvik, then go to the main menu and use the choose install zip from sdcard option, then choose "choose zip from sdcard", find the ROM zip file and select it, then say yes to the flash and reboot when its done. If you are flashing CM7, make sure that you flash the correct gapps package after you flash the ROM or the ROM won't be very useful.
Click to expand...
Click to collapse
DUDE!!!! You freaking rock. I got it!
I installed MIUI and it's amazing. Thank you very much.
Brett
Mustang302LX said:
Without a full wipe I thought it would just bootloop?
Do a full wipe then reinstall cm7 and gapps.
Sent from my HTC Inspire 4G running CyanogenMod 7 using Tapatalk.
Click to expand...
Click to collapse
thank you!!!!! I really appreciate your help!

Root Question

I've searched out and read alot about rooting. I've down loaded the required files. Read and re-read as much as I can about rooting, flashing, recovery etc. I do not claim to understand it all. I'm still in my Buyers Remorse period so I won't root until thats over.
I've read from end to all, all the Custom ROM threads on this forum. EaglesBlood makes the comment...Wipe wipe wipe ....and he lists several things to wipe.
I've gone back into rooting and flashing guides and cannot find anything about Wipe.
I rooted only 1 time in my life....on the Nexus One....but don't recall using any wipe command.
I searched over in the Android forum for any kind of guide that would take me from Root to recovery to flash to update....and answer the wipe question for me.
I've flashed and wiped for years on Windows Phone....and spent the time in advance to understand the process and the steps ...before I attempted it. Want to be as sure with Android...before I step in...because...lord help me....if I brick the device, I'm gonna have to go to a Sensation....because G2x's aren't back on the market yet....and I really don't want to do that....I'll have to take back everything I said about the sensation if I do....
Does anyone know of a guide that goes from root to recovery to backup to flash and includes the tips and tricks like....wipe, when to wipe, etc?
TIA
If you want to root there is a topic in dev section called superoneclick
For clockworkmod(backups, restores, rom and kernel flashing) check out the nvflash topic in dev section
For all roms there is usually instructions as what exactly to do in steps.
Hope this helps. I would post links if I was on my computer sorry.
Sent from my G2X
Also this topic should probably be in the Q&A section
Sent from my G2X
I will help answer your question. When you root an android phone you are installing files that give you the ability to modify your rom, and recovery. These files are stored in a separate partition on your phone that is hidden from the phone you will not need to wipe when just rooting your phone.
If you want to install a custom rom you will need to first flash a different recovery for the g2x you need to use nvflash. This process once again you will not need to wipe the phone. Whit this recovery you can make backups of you phone and does not require a custom rom.
If you want to then install a custom rom use the new recovery to make a backup first that way you can restore your phone if anything goes wrong.
Now after your back up and after down loading what ever new rom you wish to use it is always suggested to wipe your phone. Wiping clears out all your personal files from you rom partion making it easier for the new rom to install the new files needed for the rom and to modify any old ones.
I hope this helps explain and clears ups your questions.
Sent from my LG-V909 using XDA Premium App
Moved to proper forum.
There are a couple of options in the recovery menu that let you wipe data. When I boot into clockwork mod recovery you can choose to wipe all user data, cache, dalvik cache, and battery statistics. They're located under different sub menus but they're all there. When your ready to flash a rom make sure you have a backup, then wipe all user data 2 or 3 times (thus the Wipe Wipe Wipe you were referring to), wipe dalvik cache, and then flash. Some people recommend wiping battery statistics too but I don't know if that's necessary every time. Once you've wiped everything sufficiently then flash your rom. Wiping just ensures you're starting with a clean slate.
Sent from my LG-P999 using XDA App
Thanks All,
Right after I posted this, I found unlockr.com. Not that he looks like 'The' expert, he puts everyones stuff together in the same place. I saw where the WIPE WIPE WIPE comes from.
I had already used this superone click thread on this forum to gather the files...but wanted to see the steps in action....the vids on the unlockr site show me the steps quite nicely.
thanks all for the feedback.!!
"Wipe, wipe, wipe" refers to wipe the data, cache, and Dalvik cache, which is done via CWM.

[Rom] CM9 Barely Alpha ***UPDATED OP***

To Flash****UPDATED******
- Boot into safestrap
-Select safe system
-toggle safe system on
(It seems we have an issue wiping the safe strap /data and /cache so these additional steps are needed for now)
-quick toggle safe system off *****MUST BE A QUICK TOGGLE*****
-wipe data/factory reset
(To be safe wipe the following)
-Wipe Cache partition
-format /system
-wipe dalvik cache (Found a bug in safestrap that prevents us from wiping dalvik cache see thread)
-quick toggle safe system on *****MUST BE A QUICK TOGGLE*****
Now, flash the rom. (Selecting external Sdcard)
Safestrap works alot like a dual boot, so you can always return to your stock system by simply disabling safestrap in the safe boot menu.
http://forum.xda-developers.com/showthread.php?t=1425026
This is ics for the droid 3 by hashcode, same guy that gave us permission to unofficially port and support safestrap. It does boot and work on our phones.
This is what i know for sure right now
-Wifi works
-Most tasks and apps work
-market is broken
-calling/texting is broken, looks like its stuck on cdma?
-accelerometer is broken
What I'd like to see from here is some one willing to take over my project on this rom. I have a few of my own flash able zips complied with various tweaks to hopefully be able to make and receive calls, no success yet. I will keep trying but this is a project better suited for some one who is not so new to the linux environment. (I just got my first linux box 2 weeks ago)
Please enjoy and the thanks button is below the download link
http://forum.xda-developers.com/showthread.php?t=1425026
Proof It works! http://youtu.be/B_J3fs80dV0
**************-Edit*************************************************************************
I have decided to take on this project. I will post a more "ported" version as I progress on it, These things take time so please be patient. The information contained above should only be used as a "prof of concept" sort of thing. Anyone willing to help may do so here: http://forum.xda-developers.com/showthread.php?t=1428117
Great work !!! Thank you very much!!! Waiting the update!!
Don't we need the source code for the Atrix 2 to make this work?
I've followed all the steps in safestrap, got it working, except mounting SD (is that expected?), but after I flash the CM9 zip while in safe mode, I reboot and get stuck with a black screen. Anyone else get this working? It seems to flash rather fast which seems abnormal to me.
I agree that this Alpha 4 is stuck on CDMA. If anyone has gotten 3g to work, please let me know how you did it. I tried entering their little trick *#*#4636#*#*, rebooted, wiped cache and dalvik like they said and still nothing.
lfaber06 said:
Flash this using safestrap only.
To Flash
Boot into safestrap
Select safe system
toggle safe system on
wipe data/factory reset
(To be safe wipe the following)
Wipe Cache partition
format /system
wipe dalvik cache
Now, flash the rom. (Selecting external Sdcard)
Safestrap works alot like a dual boot, so you can always return to your stock system by simply disabling safestrap in the safe boot menu.
http://forum.xda-developers.com/showthread.php?t=1425026
This is ics for the droid 3 by hashcode, same guy that gave us permission to unofficially port and support safestrap. It does boot and work on our phones.
This is what i know for sure right now
-Wifi works
-Most areas of the phone work
-phone is broken, looks like its stuck on cdma?
What I'd like to see from here is some one willing to take over my project on this rom. I have a few of my own flash able zips complied with various tweaks to hopefully be able to make and receive calls, no success yet. I will keep trying but this is a project better suited for some one who is not so new to the linux environment. (I just got my first linux box 2 weeks ago)
Please enjoy and the thanks button is below the download link
http://forum.xda-developers.com/showthread.php?t=1425026
Click to expand...
Click to collapse
Have you tried replacing /system/lib/hw, /system/etc/bluetooth, /system/etc/firmware, and /system/etc/ppp, and /system/etc/wifi, with the directories from our ROM, also try replacing /system/app/TelephonyProviders.apk, with the one from our ROM?
That might actually work. That is what I have done for the one I am working on, we shall see how far that gets me..... I had read someplace, that those are very important, right after the radio image, for proper hardware operation on a phone with another ROM.
Jim
Why can't I get this to boot? I go into safestrap, put it on safemode, wipe all the necessary things, flash the zip, reboot, and I get a black screen. If I take it off safe mode it goes back to my stock ROM successfully.
Calundle said:
Why can't I get this to boot? I go into safestrap, put it on safemode, wipe all the necessary things, flash the zip, reboot, and I get a black screen. If I take it off safe mode it goes back to my stock ROM successfully.
Click to expand...
Click to collapse
Try this. Using safestrap, make a Full backup Including webtop to be safe. then disable safe mode and factory reset, then wipe dalvik cache, then format /system, then wipe /data, enable safe mode, flash it, and let me know.
lfaber06 said:
Try this. Using safestrap, make a Full backup Including webtop to be safe. then disable safe mode and factory reset, then wipe dalvik cache, then format /system, then wipe /data, enable safe mode, flash it, and let me know.
Click to expand...
Click to collapse
Alright I'm trying it as we speak. So is the SD card currently unmountable in safestrap? If I do a backup while in safemode, won't that backup the safemode ROM, which is the CM9 one I can't get to work? I don't really understand how the safemode/no safemode works. I was under the impression that my stock ROM is under no safemode so anything I do with safemode off will effect that (meaning when I do the format and wipes you're talking about it would do that to my stock ROM), then when I turn safemode on everything I do effects the other ROM. Can you clarify for me?
Calundle said:
Alright I'm trying it as we speak. So is the SD card currently unmountable in safestrap? If I do a backup while in safemode, won't that backup the safemode ROM, which is the CM9 one I can't get to work? I don't really understand how the safemode/no safemode works. I was under the impression that my stock ROM is under no safemode so anything I do with safemode off will effect that (meaning when I do the format and wipes you're talking about it would do that to my stock ROM), then when I turn safemode on everything I do effects the other ROM. Can you clarify for me?
Click to expand...
Click to collapse
Not exactly..... safestrap knows which ROM is your stock system, and which one is the "safestrap". It calls your stock rom /systemorig or something similar, and then when in safe mode, it will mount the stock system to /systemorig and back that up as well as /system, which will be the CM9 rom, that is why you had to partition your card a certain way, to make this work right.
jimbridgman said:
Not exactly..... safestrap knows which ROM is your stock system, and which one is the "safestrap". It calls your stock rom /systemorig or something similar, and then when in safe mode, it will mount the stock system to /systemorig and back that up as well as /system, which will be the CM9 rom, that is why you had to partition your card a certain way, to make this work right.
Click to expand...
Click to collapse
Ah thanks for the explanation. So, when you backup it does a backup of both system and systemorig, both roms, how do you go about wiping one rom and not the other? Am I correct in saying if you have safemode off and do wipes/restores it will do that to your stock rom, but if it's on it will do it to the systemorig one, then backing up with it off does a backup of stock rom, and when it's on it backs up both?
Calundle said:
Ah thanks for the explanation. So, when you backup it does a backup of both system and systemorig, both roms, how do you go about wiping one rom and not the other?
Click to expand...
Click to collapse
Safestrap will only allow you to wipe your non safe data. it will not let you wipe your safe system aka "stock rom".
lfaber06 said:
Safestrap will only allow you to wipe your non safe data. it will not let you wipe your safe system aka "stock rom".
Click to expand...
Click to collapse
Awesome. Sorry for all of the questions, I'm familiar with CWM, but this is new territory for me. I really appreciate it. I'm doing the steps you provided. Am I basically doing a complete backup, complete wipe of both ROMs, then trying to install CM9 on the safe partition?
EDIT: I don't want to clutter this thread with questions about safestrap so I'll take any further questions to it's thread. Thanks again.
Calundle said:
Awesome. Sorry for all of the questions, I'm familiar with CWM, but this is new territory for me. I really appreciate it. I'm doing the steps you provided. Am I basically doing a complete backup, complete wipe of both ROMs, then trying to install CM9 on the safe partition?
Click to expand...
Click to collapse
No, you will only be making changes to the safestrap ROM, not the system ROM.... The backup will currently only be the stock ROM. now if when you enable safestrap do a backup, then disable safestrap, while in safestrap and taking a backup, you can backup the "safetrap" ROM, not the system ROM....
Now if you follow the directions in the original post, you will end up with two bootable ROMs on your phone. you really are only interested in the safestrap one right now, so doing the backup before flashing will ONLY backup the stock ROM. and you will not wipe the stock ROM either so to speak, because you can "dual" boot both ROMs by enabling and disabling the safestrap.
jimbridgman said:
No, you will only be making changes to the safestrap ROM, not the system ROM.... The backup will currently only be the stock ROM. now if when you enable safestrap do a backup, then disable safestrap, while in safestrap and taking a backup, you can backup the "safetrap" ROM, not the system ROM....
Now if you follow the directions in the original post, you will end up with two bootable ROMs on your phone. you really are only interested in the safestrap one right now, so doing the backup before flashing will ONLY backup the stock ROM. and you will not wipe the stock ROM either so to speak, because you can "dual" boot both ROMs by enabling and disabling the safestrap.
Click to expand...
Click to collapse
Ah okay okay, I think I understand how it works now. I've tried the steps in the OP and the ones faber mentioned and I'm still getting a blank black screen after reboot. How long should it take to flash the CM9 zip? It takes like 6-10 seconds for me and from my experience that's rather short for a ROM. Could the zip have gotten corrupted?
jimbridgman said:
Have you tried replacing /system/lib/hw, /system/etc/bluetooth, /system/etc/firmware, and /system/etc/ppp, and /system/etc/wifi, with the directories from our ROM, also try replacing /system/app/TelephonyProviders.apk, with the one from our ROM?
That might actually work. That is what I have done for the one I am working on, we shall see how far that gets me..... I had read someplace, that those are very important, right after the radio image, for proper hardware operation on a phone with another ROM.
Jim
Click to expand...
Click to collapse
Yup just tried it, I get "Unfortunately, phone has stopped" over and over so i guess its force closing.
So, without phone or 3g capabilities, this port is basically just pretty window dressing for our Atrix 2 right?
jimbridgman said:
Have you tried replacing /system/lib/hw, /system/etc/bluetooth, /system/etc/firmware, and /system/etc/ppp, and /system/etc/wifi, with the directories from our ROM, also try replacing /system/app/TelephonyProviders.apk, with the one from our ROM?
That might actually work. That is what I have done for the one I am working on, we shall see how far that gets me..... I had read someplace, that those are very important, right after the radio image, for proper hardware operation on a phone with another ROM.
Jim
Click to expand...
Click to collapse
Has anyone tried this yet? If not I will mess with it and let you know what happens.
lfaber06 said:
Yup just tried it, I get "Unfortunately, phone has stopped" over and over so i guess its force closing.
Click to expand...
Click to collapse
duke8804 said:
Has anyone tried this yet? If not I will mess with it and let you know what happens.
Click to expand...
Click to collapse
Yep lfaber06 tried it, and if you read his reply noted in the top quote here in my reply it keeps force closing..... To bad, I am guessing because it is ICS and not GB, like out phone is currently.
jimbridgman said:
Yep lfaber06 tried it, and if you read his reply noted in the top quote here in my reply it keeps force closing..... To bad, I am guessing because it is ICS and not GB, like out phone is currently.
Click to expand...
Click to collapse
Sorry about that, I guess i overlooked that one.

Is it OK to Falsh CM9 on top of Stock I727UCLF6_I727ATTLF6_ATT

Hello all,
I have Samsung Galaxy S2 Skyrocket and i am currently on I727UCLF6 stock firmware I727UCLF6_I727ATTLF6_ATT, my question
Is it OK to Falsh CM9 on top of Stock I727UCLF6_I727ATTLF6_ATT?
If yes should i flash the nightly cm-9-20120721-NIGHTLY-skyrocket.zip or cm-9.0.0-RC2-skyrocket.zip is better?
Thank you
Have you done any of that reading we suggested you do? Flashing CM9 on top of stock without wiping the cache and Dalvik and doing a factory wipe will turn your phone into a brick, which you seem to be intent on doing. Seriously, if you have to ask a question like, "Can I flash a new ROM on top of my existing stock?", you're not ready to flash ROMs.
Read, learn and understand before doing, or you will brick, and you will find little sympathy here.
T.J. Bender said:
Have you done any of that reading we suggested you do? Flashing CM9 on top of stock without wiping the cache and Dalvik and doing a factory wipe will turn your phone into a brick, which you seem to be intent on doing. Seriously, if you have to ask a question like, "Can I flash a new ROM on top of my existing stock?", you're not ready to flash ROMs.
Read, learn and understand before doing, or you will brick, and you will find little sympathy here.
Click to expand...
Click to collapse
After the nightmare i had before when i lost my signal, MAN i did a lot of reading!!!1
I have successfully flashed my phone to cm-9.0.0-RC2-skyrocket.zip but before that i did some wiping as the following:
1- Wipe data/factory reset (Three times)
2- Wipe cache partition (Three times)
3- from mount & storage, format system (Three times)
4-Wipe Dalvik cache (Three times)
All the wiping really isn't necessary. Flash the rom, then modems if needed, then one factory reset and reboot. That's it.
cschmitt said:
All the wiping really isn't necessary. Flash the rom, then modems if needed, then one factory reset and reboot. That's it.
Click to expand...
Click to collapse
Do you know which modem that work with this Skyrocket & cm-9.0.0-RC2-skyrocket.zip ROM under T-mobile for full 4G speed?
aqatramiz said:
Do you know which modem that work with this Skyrocket & cm-9.0.0-RC2-skyrocket.zip ROM under T-mobile for full 4G speed?
Click to expand...
Click to collapse
Probably the UVLE1 modems from the T989 ics release.
or you could just follow the instructions the dev almost always posts along with the rom...
anyway, if the dev does not post instructions for some reason then just default to:
1) make a nandroid
2) wipe data/factory reset
3) wipe cache
4) wipe dalvik cache
5) flash rom and gapps if necessary
6) reboot
you obviously still do not understand what it means to flash roms, so until you do, just follow the directions EXACTLY as the dev posts them.
also, i would not recommend flashing a new rom before wiping then wiping afterward, sounds like a pretty dirty install
radio + kernel combination for Skyrocket on tmobile
cschmitt said:
Probably the UVLE1 modems from the T989 ics release.
Click to expand...
Click to collapse
I don't want to end up loosing signal like what happened to me before Man it was a night mare...
OK I got the cm-9.0.0-RC2-skyrocket.zip ROM installed, so now what do you guys suggest for
radio + kernel combination along with the above ROM to get 3g/4g on my unlocked i727 using a Tmobile sim?

Some noob questions. :eek:

Hello XDA community,
I've rooted my HTC One X+ like 2 months ago.
I still got the latest stock ROM but I want to put a custom ROM on it.
Which is this one:
http://forum.xda-developers.com/showthread.php?t=1987885
I still got some questions about it since it will be the first time flashing a ROM, because the thread isn't really clear to me so I hope someone can help me out with a little bit more detailed guide than mentioned in the ROM thread.
1. Do I have to wipe all my data?
2. Is a dalvik wipe really needed?
I contacted the developer of the ROM he said I didn't have to but when I asked more things about it he didn't reply.
3. How to flash a boot.img?
I can't find a really good tutorial on that.
4. What's the really right order to perform this flash mentioned in above linked thread?
I hope anyone of you can help me out since most of the threads I've seen around people are *****ing about: you shouldn't do it if you don't know what you are doing blablabla.
Since I really want to learn something about it too.
Sent from my HOX+
NiZii. said:
Hello XDA community,
I've rooted my HTC One X+ like 2 months ago.
I still got the latest stock ROM but I want to put a custom ROM on it.
Which is this one:
http://forum.xda-developers.com/showthread.php?t=1987885
I still got some questions about it since it will be the first time flashing a ROM, because the thread isn't really clear to me so I hope someone can help me out with a little bit more detailed guide than mentioned in the ROM thread.
1. Do I have to wipe all my data?
2. Is a dalvik wipe really needed?
I contacted the developer of the ROM he said I didn't have to but when I asked more things about it he didn't reply.
3. How to flash a boot.img?
I can't find a really good tutorial on that.
4. What's the really right order to perform this flash mentioned in above linked thread?
I hope anyone of you can help me out since most of the threads I've seen around people are *****ing about: you shouldn't do it if you don't know what you are doing blablabla.
Since I really want to learn something about it too.
Sent from my HOX+
Click to expand...
Click to collapse
FULL WIPE is clearly recommended when you want to flash another rom. That means (/boot) /system /data /cache /dalvik. You can try it without a FULL WIPE but that will causes errors in most cases.
You need a working HTC USB cable
You need working adb/fastboot, download it from here
You need latest HTC drivers, download it from here
You need a GOOD custom recovery, download it from here
Additionally you need a flashable rom + boot.img
When you got all these we can proceed with flashing a rom
LS.xD said:
FULL WIPE is clearly recommended when you want to flash another rom. That means (/boot) /system /data /cache /dalvik. You can try it without a FULL WIPE but that will causes errors in most cases.
You need a working HTC USB cable
You need working adb/fastboot, download it from here
You need latest HTC drivers, download it from here
You need a GOOD custom recovery, download it from here
Additionally you need a flashable rom + boot.img
When you got all these we can proceed with flashing a rom
Click to expand...
Click to collapse
Hello LS.xD,
Thanks for your reply.
I am not at home at the moment.
I will be in about 4.5 or 5 hours, so I will download everything then.
I got the recovery flashed already, so I can probably skip that.
My HTC drivers are probably outdated.
Since my HTC desktop programm had to update the last time I opened it.
And I downloaded the files of the ROM too.
Sent from my HOX+
By the way LS.xD,
I got 'CWM-based Recovery v6.0.3.2'. (That's what it says in the top when I am in recovery mode)
I got three wipe options:
- wipe data/factory reset
- wipe cache partition
- wipe dalvik cache
These are all the wipes I got to perform AFTER installing the zip right? Because if you do it before you will wipe the zip file, is that right?
Sent from my HOX+
NiZii. said:
By the way LS.xD,
I got 'CWM-based Recovery v6.0.3.2'. (That's what it says in the top when I am in recovery mode)
I got three wipe options:
- wipe data/factory reset
- wipe cache partition
- wipe dalvik cache
These are all the wipes I got to perform AFTER installing the zip right? Because if you do it before you will wipe the zip file, is that right?
Sent from my HOX+
Click to expand...
Click to collapse
Its for a reason i recommended the recovery in my post. Pls install and THEN we can go on
and NO you first perform the wipe and then install a rom.
and pls uninstall HTC sync before using fastboot to flash boot.img as it will cause errors if you have htc sync installed.
LS.xD said:
Its for a reason i recommended the recovery in my post. Pls install and THEN we can go on
and NO you first perform the wipe and then install a rom.
and pls uninstall HTC sync before using fastboot to flash boot.img as it will cause errors if you have htc sync installed.
Click to expand...
Click to collapse
Okay I will do that when I am home. Thanks for the patience with me and all the help, nobody was replying in other threads so I really appreciate all your help.
Sent from my HOX+
One more question, what is a safe spot to put the ROM zip file on? So it doesn't get wiped? (HOX+ doesn't have a SD slot, just 64GB internal)
Sent from my HOX+
NiZii. said:
One more question, what is a safe spot to put the ROM zip file on? So it doesn't get wiped? (HOX+ doesn't have a SD slot, just 64GB internal)
Sent from my HOX+
Click to expand...
Click to collapse
Thats totally safe as long as you dont WIPE or FORMAT /sdcard LOL
Probably a dumb question, but if you do a factory reset your music and pictures will be deleted, why doesn't the zip file be deleted? I will test it at home though. Factory reset, put the zip file on it, then factory reset again in recovery and look if the zip file still exists on my phone.
Sent from my HOX+
NiZii. said:
Probably a dumb question, but if you do a factory reset your music and pictures will be deleted, why doesn't the zip file be deleted? I will test it at home though. Factory reset, put the zip file on it, then factory reset again in recovery and look if the zip file still exists on my phone.
Sent from my HOX+
Click to expand...
Click to collapse
MAN be patient pls. Install the recovery i suggested. Then everything will be clear and safe once you opened it. DONT perform factory reset / clear storage in bootloader mode!!!
LS.xD said:
MAN be patient pls. Install the recovery i suggested. Then everything will be clear and safe once you opened it. DONT perform factory reset / clear storage in bootloader mode!!!
Click to expand...
Click to collapse
I am sorry, I will tell you when I did..
Sent from my HOX+

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