[Q] Before flashing a 5.1 rom over a stock 5.0.2 rooted do i need a cm12.1 nightly ? - ONE Q&A, Help & Troubleshooting

I was on CM12 stock 5.0.2 (version 12.0-YNG1TAS2I3) and i wanted to root my phone , so I unlocked bootloader and rooted the phone but now I want to flash a new Rom but I ve read in a couple of rom threads that we have to flash another 5.1nightly before flashing a ROM and I am not sure I understand this part.
I would be grateful if someone could help me with the process of flashing a 5.1 rom and gaaps for the first time on a freshly rooted phone
P.S : ( I also want to use calaukin's gaaps modified by mohit (http://forum.xda-developers.com/oneplus-one/themes-apps/gapps-modified-slim-gapps-calkulin-t3082242).

Flashing the CM12.1 nightly first ensures that your firmware is up to date. The process goes like this:
1. Download the latest CM12.1 nightly and install it with your custom recovery (no need to flash gapps, but make sure you perform a full wipe (system, data, cache, dalvik cache) first).
2. Boot the phone up once.
3. Boot back into your custom recovery and perform a full wipe.
4. Install your chosen ROM + gapps.
5. Boot phone.
6. Enjoy.

Heisenberg said:
Flashing the CM12.1 nightly first ensures that your firmware is up to date. The process goes like this:
1. Download the latest CM12.1 nightly and install it with your custom recovery (no need to flash gapps, but make sure you perform a full wipe (system, data, cache, dalvik cache) first).
2. Boot the phone up once.
3. Boot back into your custom recovery and perform a full wipe.
4. Install your chosen ROM + gapps.
5. Boot phone.
6. Enjoy.
Click to expand...
Click to collapse
Thank you so much . I followed your guide too so thank you for the support .

It is not necessary to flash nightly first, most ROM threads provide a separate firmware flashable .zip (just make sure it is flashed correctly, cause people reported issues with newer TWRP than 2.8.6.0)

davebugyi said:
It is not necessary to flash nightly first, most ROM threads provide a separate firmware flashable .zip (just make sure it is flashed correctly, cause people reported issues with newer TWRP than 2.8.6.0)
Click to expand...
Click to collapse
I used to share your opinion. But, while a lot of ROM threads do provide a firmware zip, they aren't maintained, it's usually uploaded and forgotten about. Flashing the nightly ensures that you're on the very latest firmware available.

Related

[Q] Update to latest nightly (CM12.1)

If I would like to update to latest nightly of CM12.1 do I have clean wipe or simply flash the latest zip?
[email protected] said:
If I would like to update to latest nightly of CM12.1 do I have clean wipe or simply flash the latest zip?
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Click to collapse
i can only answer this surely if you tell us which rom/ version you currently using .... but if you allready on CM12.1 update this way:
(dirty install):
backup current rom (in case of problems)
in recovery install the new update
wipe cache + dalvic-cache
now, if you get any issues or FC's etc... you will need a clean install (fatcory reset / data wipe)
remeber this rom is still under development so sometimes a clean install in fact is needed...

[Q] Question about flashing a rom for the very first time - Resurrection-Remix

So I am being cautious here.
They mention this:
you will need to flash a latest cm12 nightly before flashing this build AFTER my RR 5.3.0 builds to avoid reboots and bootloops!
I have no idea what this means. Is this valid for in my case? I am currently running stock (just got my One this week).
Thanks!
It's instructing you to flash the nightly so that you're on the right firmware (it's included in the CM nightly). So you'd do this:
1. Download the nightly to your phone.
2. Boot into TWRP recovery and perform a full wipe (system, data, cache, dalvik cache) from the advanced wipe menu.
3. Install the nightly with the install menu.
4. Boot the phone up once.
5. Boot back into TWRP and perform another full wipe.
6. Install your chosen ROM (plus gapps).
7. Reboot into your new ROM and enjoy.
Before you do any of this I'd suggest you make a nandroid backup with TWRP, and also backup your EFS if you haven't done so already. You'll probably benefit from looking at my guide here:
http://forum.xda-developers.com/showthread.php?t=2839471
Thanks so much!!!

Am I clean flashing correctly?

Hey guys I'm new to owning this device and just wanted to know if I have to reflash my firmware after clean flash?
This is what I do
Wipe System/Data/Art/Cache
From there I Flash Firmware/ROM/gapps
Is the firmware step required? Or can I just skip that step once I alreday flashed it previously?
I'm asking this question because I've been having some major issues flashing roms where they flash successfully but frankly just don't boot. I'm just not sure if I'm doing this correctly.
ChainFires Son said:
Hey guys I'm new to owning this device and just wanted to know if I have to reflash my firmware after clean flash?
This is what I do
Wipe System/Data/Art/Cache
From there I Flash Firmware/ROM/gapps
Is the firmware step required? Or can I just skip that step once I alreday flashed it previously?
I'm asking this question because I've been having some major issues flashing roms where they flash successfully but frankly just don't boot. I'm just not sure if I'm doing this correctly.
Click to expand...
Click to collapse
Clean flash involves wiping
/system /data /dalvik /cache
Then flash ROM + gapps
If you flash current firmware it should show 241 baseband in About Phone. Only need to do it once. No need to do every time you flash. CM nightlies do include firmware in their zips so by default will flash the firmware or at least check if its updated every nightly.
Use TWRP 2.8.6.0 or 3.0.0-1 which are versions known to flash firmware correctly.
If you flashed COS12.1.1 fastboot zip at any point in time your data and cache partitions will be F2FS and only certain ROMs will work with that. AOSP based ROMs most likely won't boot.
Sent from my A0001 using Tapatalk
Renosh said:
Clean flash involves wiping
/system /data /dalvik /cache
Then flash ROM + gapps
If you flash current firmware it should show 241 baseband in About Phone. Only need to do it once. No need to do every time you flash. CM nightlies do include firmware in their zips so by default will flash the firmware or at least check if its updated every nightly.
Use TWRP 2.8.6.0 or 3.0.0-1 which are versions known to flash firmware correctly.
If you flashed COS12.1.1 fastboot zip at any point in time your data and cache partitions will be F2FS and only certain ROMs will work with that. AOSP based ROMs most likely won't boot.
Sent from my A0001 using Tapatalk
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Click to collapse
Appreciate the the reply! I'm going to restore to stock, and do it all over and update the baseband/firmware from there. Just to be safe ?

Freeze after flashing a marshallow rom based

Hi all, i've flashed a lot of rom with android 5. The problem is with android M, if i flash a rom based on Android M the phone works perfectly for about 15 mins, but then it restart itself and everytime it reaches the lockscreen it freeze again and then it repeat this process forever. I don't think it's a problem of the rom for 2 reasons:
1) A lot of people are using it without problem and they are really happy.
2) I flashed about 4/5 roms with android M and everytime the same story.
For flashing the rom i used this method:
1) Format /data and /system
2) Flash firmware
3) Flash rom
4) Flash gapps
5) Flash Kernel
6) Format dalvik
what's wrong? With android L my phone works really fine.
1) Wipe > Advanced Wipe > Dalvik/ART, System, Data, Cache
2) Flash latest cm13 nightly
3) Flash rom
4) Flash gapps
5) Flash Kernel
kenboyles72 said:
1) Wipe > Advanced Wipe > Dalvik/ART, System, Data, Cache
2) Flash latest cm13 nightly
3) Flash rom
4) Flash gapps
5) Flash Kernel
Click to expand...
Click to collapse
So.. you suggest to flash CM13 nightly before trying something else?
Fanto88 said:
So.. you suggest to flash CM13 nightly before trying something else?
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Click to collapse
Yes, if you are coming from a different rom, you need to flash cm13 nightly first, as this will have all files needed. You can do all steps at one time without rebooting to system or recovery. I did leave out 1 step though
1) Wipe > Advanced Wipe > Dalvik/ART, System, Data, Cache
2) Flash latest cm13 nightly
3) Go back to Wipe and format system only this time
4) Flash rom
5) Flash gapps
6) Flash Kernel

Can't intall custom ROMs

Hello everybody, i would like to get some help.
I have OB11 on both slots, rebooted recovery, wiped everything as should and still every custom rom fails to boot. Does someone know the correct method of installing?
Thanks.
I've seen about 7 of theese threads. All they have in common is: no one followed the guide on OP, 2nd is none of them installed oos rom on both slots (this you did, but perhaps ob11 isn't recommended, perhaps stable is)
1. Make sure you have the recommended OOS on both slots (ob11 isn't for all roms, some wants stable.
2. Wipe data, dalvik, cache (nothing else)
3. Flash rom you want (some says it's more stable on both slots aswell, for me it works either way)
4.flash twrp
5. Reboot to twrp
6. Flash gapps (if you want it, nano is recommended for some, micro for some. Read the OP)
7. Flash magisk
8.reboot to system

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