[Completed] Can't install CM12 to Galazy S2 I9100P - XDA Assist

I've downloaded the latest stable files and followed the instructions here to the letter:
http://forum.xda-developers.com/galaxy-s2/development-derivatives/rom-cyanogenmod-12-t2955551
But I cannot get CM12 to install. If I boot the phone using stock recovery I can see and select the CM12 zip file but I get the 'Signature verification failed' error. If I use CWM recovery where I can toggle signature verification on and off, it's like it can't even see my SD card. Even though it says that the current directory = /sdcard it isn't, and instead just shows everything on the device internal memory.
Can anybody help? I've been stuck with this for about 8 hours.

I've also tried installing TWRP recovery. This does at least see my SD card and let me choose the CM12 zip file, but when I press the 'FLASH NOW' button, it asks me if I'm sure I want to reboot to recovery and complete the specified actions then does absolutely nothing when I select 'OK'.

Having spent hours trying various different things, I've made some progress and can now at least get CWM to see my SD card and the CM12 zip file. Unfortunately the installation fails with an error 7. I've deleted all of the 'getprop' entries from the 'updater-script' but it's made no difference. Please can someone help?

Thanks to the overwhelming support and advice received on here I managed to get it working
I'm posting this in case anybody else happens to have the same problem and finds this thread. This is what worked for me:
1. Download and install Odin
2. Flash stock ROM
3. Flash rooted kernel (I used one with CWM pre-installed)
4. Update CWM to v 6
5. Perform factory reset
6. Wipe cache
7. Wipe Dalvik cache
8. Install CM12
9. Install Google apps

Hello,
Glad you found your way,
Thread closed!
-Vatsal

Related

[Q] Update from 3.1 & Tiamat 1.4.4 failed

Help for a newbie.
I followed this procedure:
1 - Copied file to sd card and renamed to update.zip (in a windows computer)
2 - turned xoom on and wento to rom manager
3 - wiped user and dalvik cache
4 - Tried to load file from zip, but it was not possible to find the update .zip file.
I get the following message:
E: Can't open /sdcard/update.zip
(bad)
Tried also without renaming and got:
E: Can't open /sdcard/update_US-Xoom-Wifi-3.2_HTJ85B-from HMJ37_stachre-solarnz-boot-img_v05.zip
After many trials rebooted.
System info showed the same 3.1 and Tiamamat 1.4.4
Opened rom manager again.
seleced install rom from sdcard
System backed up info and rebooted.
Had to reload all apps from store.
System info shows I am running 3.1 and Tiamat 1.4.4.
Also I keep receiving a message that there is a system update available.
I can't understand what I did wrong.
I g
Can anyone help?
Thank you
rogerodd said:
Help for a newbie.
I followed this procedure:
1 - Copied file to sd card and renamed to update.zip (in a windows computer)
2 - turned xoom on and wento to rom manager
3 - wiped user and dalvik cache
4 - Tried to load file from zip, but it was not possible to find the update .zip file.
I get the following message:
E: Can't open /sdcard/update.zip
(bad)
Tried also without renaming and got:
E: Can't open /sdcard/update_US-Xoom-Wifi-3.2_HTJ85B-from HMJ37_stachre-solarnz-boot-img_v05.zip
After many trials rebooted.
System info showed the same 3.1 and Tiamamat 1.4.4
Opened rom manager again.
seleced install rom from sdcard
System backed up info and rebooted.
Had to reload all apps from store.
System info shows I am running 3.1 and Tiamat 1.4.4.
Also I keep receiving a message that there is a system update available.
I can't understand what I did wrong.
I g
Can anyone help?
Thank you
Click to expand...
Click to collapse
You may have the wrong version of CWM recovery installed. You need Tiamat v3.2.0.0 R4c. If you are trying to flash thru Rom manager it may have had you update to v4.0.0.4 which is not compatible with the external sdcard. If this is the case, re-install the correct recovery version, and then redo your backup so that it is on the external sdcard where it can be safe if you need to wipe/factory reset. You can use Rom manger just to reboot into recovery, or df Quick Boot from the market and use that instead.
Good luck!
okantomi said:
You may have the wrong version of CWM recovery installed. You need Tiamat v3.2.0.0 R4c. If you are trying to flash thru Rom manager it may have had you update to v4.0.0.4 which is not compatible with the external sdcard. If this is the case, re-install the correct recovery version, and then redo your backup so that it is on the external sdcard where it can be safe if you need to wipe/factory reset. You can use Rom manger just to reboot into recovery, or df Quick Boot from the market and use that instead.
Good luck!
Click to expand...
Click to collapse
Rom manager says it is 4.0.0.4 but when in recovery is say CWM recovery-Tiamat-R4c-100611-1150-cwm or Tiamat v3.2.0.0 R4c ( I don't remember exectly) and the error is the same.
Also, I tried reflash recovery-Tiamat-R4c-100611-1150-cwm.zip from the SD card and get an error.
I really don't have a clue of what to do.
Any help would be welcome.
rogerodd said:
Rom manager says it is 4.0.0.4 but when in recovery is say CWM recovery-Tiamat-R4c-100611-1150-cwm or Tiamat v3.2.0.0 R4c ( I don't remember exectly) and the error is the same.
Also, I tried reflash recovery-Tiamat-R4c-100611-1150-cwm.zip from the SD card and get an error.
I really don't have a clue of what to do.
Any help would be welcome.
Click to expand...
Click to collapse
The problem is that you can't flash anything from the external sdcard with v4.0.0.4. In rom manager, see if you can find"all clockwork recoveries" and find 3.2.0.0. If not, find 3.0.2.8 or 3.0.2.5 and flash one of them, preferably the latest of those I have listed. I think those will at least recognize your sdcard. If you can't do that, you will need to reflash the correct recovery the same way you did when you rooted. Remember, never flash a zip file through adb.
Good luck!
I tried to flash recovery-Tiamat-R4c-100611-1150-cwm.img via adb.
I could flash boot sector. Then I reboot into recovery and try to apply zip from card with file update_US-Xoom-WiFi-3.2-HTJ85B-from-HMJ37_stachre_solarnz-boot-img_v05.zip, but there is a NO at the end of the name of the file and I can't go on.
Trying to rename as update.zip and run apply zip from card results in same error:
E: Can't open /sdcard/update.zip
(bad)
what should I do?
Thank you
possible bad download... download again... also, don't think this would be an update... leave it as originally named, just choose the option to choose which zip file to install from the sd card
rogerodd said:
I tried to flash recovery-Tiamat-R4c-100611-1150-cwm.img via adb.
I could flash boot sector. Then I reboot into recovery and try to apply zip from card with file update_US-Xoom-WiFi-3.2-HTJ85B-from-HMJ37_stachre_solarnz-boot-img_v05.zip, but there is a NO at the end of the name of the file and I can't go on.
Trying to rename as update.zip and run apply zip from card results in same error:
E: Can't open /sdcard/update.zip
(bad)
what should I do?
Thank you
Click to expand...
Click to collapse
It sounds like you are flashing recovery ok, but you keep overwriting it with the stock recovery.
Here is some important information that should help a lot with making your new recovery "stick"and this was taken from the Idiot's guide to flashing...in the Development section, and originally written by publicanimal:
4. Install recovery image (CWM)
Download the recovery image file and save it to your computer
Boot into flash mode with 'adb reboot bootloader'
Install your downloaded recovery image
C:\Documents and Settings\Anders> fastboot flash recovery recovery-Tiamat-R4c-100611-1150-cwm.img
Restart the device with 'fastboot reboot'. Timing is essential here, so be alert when the device restarts, or you will have to redo this section
Enter CWM with the following procedure
Once the Motorola logotype is shown, start counting to 3. At 3, press the Volume Down button. This should result in the text 'Android Recovery' in the top left corner. If it does not work, experiment with the timing ...
When 'Android Recovery' is shown press the Volume Up button. This should invoke the CWM recovery menu. If that works, then congratulations for reaching this far .
Here is a potential pitfall. If you are unable to enter CWM *before* the device boots into Honeycomb, then the newly installed recovery image will be overwritten by the system default recovery. If that happens, or if you see "starting fastboot protocol " your timing wasn't right and you need to reflash the recovery image and try it again.
See original post,below for more information.
http://forum.xda-developers.com/showthread.php?t=1130996

[Q] HTC Desire S is wiped and without clockworkmod [SOLVED]

Hi, i received HTC sense 3.0 and android 2.3.5 update. I tried to update it but it stuck on boot screen. Restarting didn't help. So I wiped all the data but later realised I no longer have clockworkmod installed.
I go to hboot and try to put recovery on sdcard through adb, but adb cant find my device.
Is there anything I can do? My phone is pretty messed up now, and I don't know what to do RUU also doesn't work, because my phone can't be found.
// #1 OK I managed to install clockworkmod through the Android Flasher. I've downloaded BeatMod BlissSense Hybrid v2.1.zip but I cant install it through the clockworkmod. It says:
"E:Error in /sdcard/BeatMod BlissSense Hybrid v2.1.zip
(Status 1)
Installation aborted."
// #2 sorry to bother.. I disabled the verification check in clockworkmod, installed su-2.3.6.3-efgh-signed.zip and then custom ROM.. everything now works fine. Of course with the help of tutorials on xda and great people over here.
This was the worst 4 hours in my live as I thought my phone is bricked.
good for u man
Adidas108 said:
good for u man
Click to expand...
Click to collapse
+1
You don't appear alone with problem, so thanks for re-editing the thread post to provide updates, if you have the time and could try to add any URLs and links to the files that you used to resolve your issues, then that would be great!
I've already several threads where it appears the update has put others in the same position, so your update could prove to be a useful resource assisting the recovery of others!
Cheers.
Downloads:
Android Flasher: http://forum.xda-developers.com/showthread.php?t=794638 (different versions for different phones)
HTC Desire S Recovery: http://downloads.saga-lbc-mod.de/recovery-images/PG88IMG-RECOVERYIMG-3.2.0.0.zip (unzip and use only recovery.img)
SU (root): http://www.mediafire.com/?q3ujsx1m4uq1662
ROM (I used this): http://dev-host.org/80uvbx4wgf4l/BeatMod_BlissSense_Hybrid_v2.1.zip
----
Install ClockworkMod:
What you need to do is get the phone to fastboot and connect it to the PC via USB.
Launch and update Android Flasher. Choose your phone and browse for recovery image (recovery.img that you have unzipped)
Click finish and wait. Clockworkmod should by installed.
Get files on the phone:
Go to recovery
Mounts and storage menu
Mount USB storage
Then copy files (custom ROM you want to install and su-2.3.6.3-efgh-signed.zip) from PC to SD card
Install Root:
Go to recovery
Install zip from SD card
Toogle signature verification (disable it)
Choose zip from card and install su-2.3.6.3-efgh-signed.zip
Choose zip from card and install custom ROM
Optional steps? (right after installing clockworkmod)
Go to recovery
Wipe data
Go to advanced
Mounts and Storage menu
Format /sdcard
That's it. Hope it helps.

[Q] New PG888.zip Firmware Installation

OK - So I've flashed the latest Primo-s (V4.0) custom ROM and still having a few bugs - I've read through the forum that flashing the new firmware will help get rid of these bugs that I am experience. I have downloaded the firmware and placed it within the route folder on my SD care however, When I try to "apply update from zip" I receive an installation aborted error message, I am using the latest Clowkwork Touch recovery and have also tried installing the update via the ROM manager app. Can someone please advise.
Thanks
dannyhoughton74 said:
OK - So I've flashed the latest Primo-s (V4.0) custom ROM and still having a few bugs - I've read through the forum that flashing the new firmware will help get rid of these bugs that I am experience. I have downloaded the firmware and placed it within the route folder on my SD care however, When I try to "apply update from zip" I receive an installation aborted error message, I am using the latest Clowkwork Touch recovery and have also tried installing the update via the ROM manager app. Can someone please advise.
Thanks
Click to expand...
Click to collapse
You never install a firmware from recovery
Read teh forums
1) Put ZIP in SDcard
2) reboot into bootloader
3) the phone will detect the zip file and install it
4) reboot,, it might get stuck at boot animation
5) reboot into recovery and delte teh zip from sd card via adb shell
6) format cache and dalvik
7) reboot and enjoy..
If you would have read the forums, and threads you would have known what needs to be done.
If you are not comfortable with all of these steps, donot do any of it till you understand what they are!!!
Thanks for your reply. I was actually just posting to say please disregard this thread as I had now managed, It was as you said automatically detected.. Thanks anyway

[Q] A700 Bootlooping after update

Hi,
I am trying to update to 4.4 from 4.2 on my A700. I used the nightly and gapps files recommended in this thread [NIGHTLY][ROM][4.4] CyanogenMod 11.0 for Acer A700 here: http://forum.xda-developers.com/showthread.php?t=2563610
I booted into CWM Recovery v6.0.4.4 and installed both files. After that, I did a factory reset. I told it to reboot and now all I get is a boot loop of the Acer splash screen showing Bootloader Verion JB-653b3d3 (unlock mode) in the upper left. Then it vibrates once and reboots again. Can someone help me out?
btw, I have previously tried updating to a newer version of 4.2 and I was getting the same thing. At that point, I was able to flash my old files. Now I don't have the old files to flash. Also, I can't find a way to load files via usb. In CWM, it doesn't seem to want to mount so my XP machine can see it.
I am not too well versed in custom roms. I have looked over other threads in this forum but so far I don't see what I need. If my question has already been addressed (I wouldn't be surprised), I need some direction on this. I am stuck...
Thanks very much!
John
frankred said:
Hi,
I am trying to update to 4.4 from 4.2 on my A700. I used the nightly and gapps files recommended in this thread [NIGHTLY][ROM][4.4] CyanogenMod 11.0 for Acer A700 here: http://forum.xda-developers.com/showthread.php?t=2563610
I booted into CWM Recovery v6.0.4.4 and installed both files. After that, I did a factory reset. I told it to reboot and now all I get is a boot loop of the Acer splash screen showing Bootloader Verion JB-653b3d3 (unlock mode) in the upper left. Then it vibrates once and reboots again. Can someone help me out?
btw, I have previously tried updating to a newer version of 4.2 and I was getting the same thing. At that point, I was able to flash my old files. Now I don't have the old files to flash. Also, I can't find a way to load files via usb. In CWM, it doesn't seem to want to mount so my XP machine can see it.
I am not too well versed in custom roms. I have looked over other threads in this forum but so far I don't see what I need. If my question has already been addressed (I wouldn't be surprised), I need some direction on this. I am stuck...
Thanks very much!
John
Click to expand...
Click to collapse
Hey John.
What it sounds like, is that you didn't do your "wipes" before flashing the CM ROM. This is pretty much mandatory, and sounds like what happened.
I would boot back into CWM. These are what you need to wipe/format "before" flashing CWM.
1. Data/factory reset (this wipes your data partition)
2. System (this wipes pretty much all current system files)
3. Cache
4. Dalvak Cache (might need to look for this in "advanced", it depends on the recovery.)
5. Flexrom if it's an option. If not, don't worry about it, as it seldom causes issues.
Then, flash your CM. Now, for myself, I usually flash CM first, boot the system, bypass all the setup screens, then let it stabilize. Then I go back into CWM and flash the Gapps. That's just me though. Some folks flash CM, then Gapps in that order at the same time.
Good luck
MD
Thanks very much for the reply MD!
I tried the steps you suggested but I am still stuck in the same place. Let me explain.
When I select wipe data/factory reset, it processes for a second and then reboots. Is this normal behavior?
When I select Wipe Dalvik Cache, I get:
E:Unknown volume for path [/sd-ext]
Dalvik cache wiped.​
I selected Show Log:
Block groups: 10
Reserved block group size: 79
Created filesystem with 11/78400 inodes and 10305/313344 blocks.
warning:wipe_block_device: wipe via secure discard suppressed due to bug in EMMC firmware
Cache wipe complete.
I:Ca't partition non mmcblk device: /decisces/platform/sdhci-tegra.0/mmc_host/mmc2
E:unknown volume for path [/sd-ext]
rm: can't remove '/data/dalvik-cache': no such file or directory
rm: can't remove '/cache/dalvik-cache': no such file or directory
rm: can't remove '/sd-ext/dalvik-cache': no such file or directory
Dalvik Cache wiped.​I have my rom and gapps in /storage/sdcard1/cminstall/
cm-11-2014-111-NIGHTLY-a700.zip - not renamed cmupdate.zip
gapps-kk-20131209.zip
I feel like I have a larger issue here...
Well, it has been a while but I am still stuck in the same boat. I have since had the flu and I was out of town for work for 3 days then 5 days.
My rom and gapps files are currently on my external SD card. Should they be on the internal storage?
I have been trying to connect via usb to my xp laptop but I am not having any luck. The best I can get is an A700 in Device Manager with a yellow exclamation point. I have tried installing the Acer usb drivers but they won't take.
The closest I get to Windows finding the tablet with my laptop is when I let it attempt to boot. Windows finds the device for about 5 seconds before it reboots again.
Can anyone point me in the right direction?
Any help would be much appreciated.
John

[Samsung S8+] Unable to bypass FRP

I would like to install TWRP and after that Lineage OS on my Samsung S8+ (Exynos). So i tried flashing TWRP with Odin (Dream2lte version 3.3.1.0). But i ran into a FRP lock so i googled and try to solve this, but so far i am unable to.
I have the password to my Google account, so i removed the Google account from the phone and removed the phone from my Google account. After factory reset i am still getting an error FRP lock when flashing.
Shouldn't the FRP lock be gone after removing google account and doing a factory reset? I have tried a couple of YT Howto's but they don't seem to work.
How do i remove the FRP lock so that i am able to install TWRP and Lineage OS?
Like i said i know the password to my Google account and i 100% own the phone
(Bypass probably isn't the correct word, i am simply trying to turn it off )
Got exactly the same problem, hence like you, ended up here for help.
Well i fixed my problem (Disable USB debug and OEM unlock, couple of reboots and enabled them and it worked). But after that i broke my phone
I am stuck at the screen saying: An error has occurred while updating the device software. Use the Emergency recovery function in the Smart Switch PC software.
I know this is meant to scare me (is kinda working...), but i also know that Odin is still working. So as far as i know i have to flash the original firmware now to fix this. But i keep getting the error: Invalid magic string. When i try to also flash a BL file i get the error: ""Secure CHECK FAIL: (BOOTLOADER)" The option Re-Partition in Odin is switched OFF, as far as i know this is okee... right?
I have tried 3 different versions (Android 9/8/7):
https://www.sammobile.com/samsung/galaxy-s8/firmware/SM-G950F/TNL/download/G950FXXU1AQC9/128974/
https://www.sammobile.com/samsung/galaxy-s8/firmware/SM-G950F/TNL/download/G950FXXU4DSBA/259612/
https://www.sammobile.com/samsung/galaxy-s8/firmware/SM-G950F/TNL/download/G950FXXS4CSA4/256485/
This zip files contain a BL/AP/CP/CSC file, i have tried them all at the same time in Odin as well as the AP and BL files seperate. (from one zip file, NOT different version files together of course)
I tried using Smart Switch 4.1 to do the emergency procedure using model nummer SM-G955F with my serial number but before it does anything it tells me this is not possible with an SM-G955F.
They all give me the same result.
Does anybody know how to fix this?
TheGeneral said:
Well i fixed my problem (Disable USB debug and OEM unlock, couple of reboots and enabled them and it worked). But after that i broke my phone
I am stuck at the screen saying: An error has occurred while updating the device software. Use the Emergency recovery function in the Smart Switch PC software.
I know this is meant to scare me (is kinda working...), but i also know that Odin is still working. So as far as i know i have to flash the original firmware now to fix this. But i keep getting the error: Invalid magic string. When i try to also flash a BL file i get the error: ""Secure CHECK FAIL: (BOOTLOADER)" The option Re-Partition in Odin is switched OFF, as far as i know this is okee... right?
I have tried 3 different versions (Android 9/8/7):
https://www.sammobile.com/samsung/galaxy-s8/firmware/SM-G950F/TNL/download/G950FXXU1AQC9/128974/
https://www.sammobile.com/samsung/galaxy-s8/firmware/SM-G950F/TNL/download/G950FXXU4DSBA/259612/
https://www.sammobile.com/samsung/galaxy-s8/firmware/SM-G950F/TNL/download/G950FXXS4CSA4/256485/
This zip files contain a BL/AP/CP/CSC file, i have tried them all at the same time in Odin as well as the AP and BL files seperate. (from one zip file, NOT different version files together of course)
I tried using Smart Switch 4.1 to do the emergency procedure using model nummer SM-G955F with my serial number but before it does anything it tells me this is not possible with an SM-G955F.
They all give me the same result.
Does anybody know how to fix this?
Click to expand...
Click to collapse
Secure check fail on bootloader is your flashing a older firmware than on the device. Look at the builds 5th from last digit. You need to flash that equal or greater than.
The error screen you see for emergency recovery is ok. It's like a modified version of download mode. Kind of. You can still flash Odin files from said screen. Ii see you've flashed a bit 1. And two bit 4 firmwares. So you must be on a 5 or greater. I don't know the exy bit number but like snapdragon is at or near 7 or 8. I can explain better if you need. But not an exynos expert
TheMadScientist said:
Secure check fail on bootloader is your flashing a older firmware than on the device. Look at the builds 5th from last digit. You need to flash that equal or greater than.
The error screen you see for emergency recovery is ok. It's like a modified version of download mode. Kind of. You can still flash Odin files from said screen. Ii see you've flashed a bit 1. And two bit 4 firmwares. So you must be on a 5 or greater. I don't know the exy bit number but like snapdragon is at or near 7 or 8. I can explain better if you need. But not an exynos expert
Click to expand...
Click to collapse
Thanks for your reply! I am in the normal "Downloading...." screen is there anywhere i can check which number i am at?
But i have just tried this one: G950FXXS7DTA6_G950FOXM7DTA6_PHN and it is not working. But this is the newest one available on sammobile. Still the same bootloader error.
I have tried TWRP 3.3.1.0 and that worked, now i am in the TWRP menu but i don't have the LineageOS 17 + GoApps copied to the root. So i cannot install LineageOS now. What do i do now? My computer sees a SM-G955F but it is not showing any storage, if i can fix this i could copy the LineageOS files to the root...right?
TheGeneral said:
Thanks for your reply! I am in the normal "Downloading...." screen is there anywhere i can check which number i am at?
But i have just tried this one: G950FXXS7DTA6_G950FOXM7DTA6_PHN and it is not working. But this is the newest one available on sammobile. Still the same bootloader error.
I have tried TWRP 3.3.1.0 and that worked, now i am in the TWRP menu but i don't have the LineageOS 17 + GoApps copied to the root. So i cannot install LineageOS now. What do i do now? My computer sees a SM-G955F but it is not showing any storage, if i can fix this i could copy the LineageOS files to the root...right?
Click to expand...
Click to collapse
1. If you are on an S8+ flashing firmware for the S8 will cause you issues. Download firmware for the S8+ only. ie: 955f not 950f.
2. If you can't get into the system but can get into download mode there should be a line saying
AP SWREV: B:? K:? S:?
The B:? Is your bootloader version number. You will need to flash the same or higher.
3. How did you install TWRP?
If you don't have an SD card to store files on then after the Format Data stage you can then copy files from pc to phones internal storage.
spawnlives said:
1. If you are on an S8+ flashing firmware for the S8 will cause you issues. Download firmware for the S8+ only. ie: 955f not 950f.
2. If you can't get into the system but can get into download mode there should be a line saying
AP SWREV: B:? K:? S:?
The B:? Is your bootloader version number. You will need to flash the same or higher.
3. How did you install TWTP?
If you don't have an SD card to store files on then after the Format Data stage you can then copy files from pc to phones internal storage.
Click to expand...
Click to collapse
I am a bit embarrassed, it looks like i have been trying to flash the wrong ROMs last night 950 instead of 955, i am downloading the correct files now and wil try again. Sorry for this dumb mistake!
Just to be sure, i am trying to do this:
https://www.getdroidtips.com/lineage-os-17-samsung-galaxy-s8/
(I do know that this site says S8, but i picked the right files this time and thought the process would be the same)
But i first Flash TWRP with Odin, otherwise i cannot reach the TWRP recovery menu right?
But when i look bullet 5 (not number 5) it looks like i need to flash TWRP from within the TWRP menu. But that is not correct right?
I have placed these zip files on the phone:
lineage-17.1-20200211-UNOFFICIAL-dreamlte.zip
open_gapps-arm64-10.0-pico-20200303.zip
As a zip and unpacked, but when i am in the TWRP menu and i go to install, i cannot find the zip files. I placed them in the highest folder level possible. Why can't i find them now?
TheGeneral said:
I am a bit embarrassed, it looks like i have been trying to flash the wrong ROMs last night 950 instead of 955, i am downloading the correct files now and wil try again. Sorry for this dumb mistake!
Just to be sure, i am trying to do this:
https://www.getdroidtips.com/lineage-os-17-samsung-galaxy-s8/
(I do know that this site says S8, but i picked the right files this time and thought the process would be the same)
But i first Flash TWRP with Odin, otherwise i cannot reach the TWRP recovery menu right?
But when i look bullet 5 (not number 5) it looks like i need to flash TWRP from within the TWRP menu. But that is not correct right?
I have placed these zip files on the phone:
lineage-17.1-20200211-UNOFFICIAL-dreamlte.zip
open_gapps-arm64-10.0-pico-20200303.zip
As a zip and unpacked, but when i am in the TWRP menu and i go to install, i cannot find the zip files. I placed them in the highest folder level possible. Why can't i find them now?
Click to expand...
Click to collapse
I don't use custom roms yet.
Try searching for you device S8+ for installation instructions. Had a quick look the firmware is for S8 only not S8+. Need dream2lit for S8+
Try in separate stages instead of all at once.
I would sort out your stock firmware first get it up and running.
Then install TWRP. Install for S8+ from
http://twrp.me/Devices/Samsung/
They are many guides for this
https://forum.xda-developers.com/ga...pment/recovery-twrp-galaxy-s8-exynos-t3595102
If you need rmm bypass zip
https://forum.xda-developers.com/sa...w-to/guide-root-install-twrp-samsung-t3747535
Get that up and running properly.
Then you can install custom roms,root etc.
In regards to transferring files to phone they need to be a zip file ( .zip ) or an image ( .img ) files to flash in TWRP.
Maybe select internal storage then from menu select sdcard folder check if file is there.
spawnlives said:
I don't use custom roms yet.
Try searching for you device S8+ for installation instructions. Had a quick look the firmware is for S8 only not S8+. Need dream2lit for S8+
Try in separate stages instead of all at once.
I would sort out your stock firmware first get it up and running.
Then install TWRP. Install for S8+ from
http://twrp.me/Devices/Samsung/
They are many guides for this
https://forum.xda-developers.com/ga...pment/recovery-twrp-galaxy-s8-exynos-t3595102
If you need rmm bypass zip
https://forum.xda-developers.com/sa...w-to/guide-root-install-twrp-samsung-t3747535
Get that up and running properly.
Then you can install custom roms,root etc.
In regards to transferring files to phone they need to be a zip file ( .zip ) or an image ( .img ) files to flash in TWRP.
Maybe select internal storage then from menu select sdcard folder check if file is there.
Click to expand...
Click to collapse
I am using dream2lit.
I have the correct factory stock ROM (now), so i can always go back now. But i agree, my preparation wasn't good enough.
I will look at the links, but for now like i said my problem is that i cannot see my files in TWRP. But maybe that will be addressed in one of your links
With regards to your first link, i used the "Odin Method" so as far as i can tell i did this the right way(https://twrp.me/samsung/samsunggalaxys8plus.html):
Odin Install Method (No Root Required):
You will need to download and install Odin on your PC. Once you have Odin installed, download the proper .tar file for your device from the download link above. Power off your device. Turn on your device using the proper key combo to get into download mode and attach the device to your computer via a USB cable. Use the PDA tab or button to browse to and select the tar file that you downloaded and flash the device.
Note many devices will replace your custom recovery automatically during first boot. To prevent this, use Google to find the proper key combo to enter recovery. After typing fastboot reboot, hold the key combo and boot to TWRP. Once TWRP is booted, TWRP will patch the stock ROM to prevent the stock ROM from replacing TWRP. If you don't follow this step, you will have to repeat the install.
TheGeneral said:
I am using dream2lit.
I have the correct factory stock ROM (now), so i can always go back now. But i agree, my preparation wasn't good enough.
I will look at the links, but for now like i said my problem is that i cannot see my files in TWRP. But maybe that will be addressed in one of your links
With regards to your first link, i used the "Odin Method" so as far as i can tell i did this the right way(https://twrp.me/samsung/samsunggalaxys8plus.html):
Odin Install Method (No Root Required):
You will need to download and install Odin on your PC. Once you have Odin installed, download the proper .tar file for your device from the download link above. Power off your device. Turn on your device using the proper key combo to get into download mode and attach the device to your computer via a USB cable. Use the PDA tab or button to browse to and select the tar file that you downloaded and flash the device.
Note many devices will replace your custom recovery automatically during first boot. To prevent this, use Google to find the proper key combo to enter recovery. After typing fastboot reboot, hold the key combo and boot to TWRP. Once TWRP is booted, TWRP will patch the stock ROM to prevent the stock ROM from replacing TWRP. If you don't follow this step, you will have to repeat the install.
Click to expand...
Click to collapse
Note: Samsung don't have fastboot commands. Have to use button configurations to enter recovery or download modes.
What stage are you at?
It will give me a better idea to be able to help more.
spawnlives said:
Note: Samsung don't have fastboot commands. Have to use button configurations to enter recovery or download modes.
What stage are you at?
It will give me a better idea to be able to help more.
Click to expand...
Click to collapse
Well i installed Lineage OS 17.1 and Open Apps (lineage-17.1-20200211-UNOFFICIAL-dream2lte and open_gapps-arm64-10.0-pico-20200303) with an OTG plug and an USB stick. After installing i removed the USB Stick. But now i am having a new problem...
When the phone boots it asks: "To start Android, enter your password"
Which password is this? When i enter a password i often use it works but then:
"Decryption unsuccessful
The password you entered is correct, but unfortunately your data is corrupt. (Which is no problem)
To resume using your phone, you need to perform a factory reset. When you set up your phone after the reset, you'll have an opportunity to restore any data that was backed up to your Google account.
(Button) Erase ALL DATA"
Of course i erase the data. Look at the attachment to see what happens then.
I will not give up, will get Lineage OS on this phone, and after that on my Tablet S2 and maybe even on my primairy phone (S10+)
What should i do now? Many thanks for all the help so far, and for help finishing this proces
TheGeneral said:
Well i installed Lineage OS 17.1 and Open Apps (lineage-17.1-20200211-UNOFFICIAL-dream2lte and open_gapps-arm64-10.0-pico-20200303) with an OTG plug and an USB stick. After installing i removed the USB Stick. But now i am having a new problem...
When the phone boots it asks: "To start Android, enter your password"
Which password is this? When i enter a password i often use it works but then:
"Decryption unsuccessful
The password you entered is correct, but unfortunately your data is corrupt. (Which is no problem)
To resume using your phone, you need to perform a factory reset. When you set up your phone after the reset, you'll have an opportunity to restore any data that was backed up to your Google account.
(Button) Erase ALL DATA"
Of course i erase the data. Look at the attachment to see what happens then.
I will not give up, will get Lineage OS on this phone, and after that on my Tablet S2 and maybe even on my primairy phone (S10+)
What should i do now? Many thanks for all the help so far, and for help finishing this proces
Click to expand...
Click to collapse
Mounting data errors in twrp generally ( but not always ) means your device is encrypted/re-encrypted when booting into system. Twrp has issues with encrypted devices.
What version twrp are you using?
Have you flashed the no-verity-opt-encypt zip in twrp. This zip file will prevent device from re-encrypting when booting phone back into the system ( after the Format Data stage / reboot back into twrp)
https://build.nethunter.com/android-tools/no-verity-opt-encrypt/
What is your process of installing twrp?
If you have any passwords etc. installed delete them until after setting up you phone.
spawnlives said:
Mounting data errors in twrp generally ( but not always ) means your device is encrypted/re-encrypted when booting into system. Twrp has issues with encrypted devices.
What version twrp are you using?
Have you flashed the no-verity-opt-encypt zip in twrp. This zip file will prevent device from re-encrypting when booting phone back into the system ( after the Format Data stage / reboot back into twrp)
https://build.nethunter.com/android-tools/no-verity-opt-encrypt/
What is your process of installing twrp?
If you have any passwords etc. installed delete them until after setting up you phone.
Click to expand...
Click to collapse
I am using version twrp-3.3.1-1-dream2lte and no i have not flashed that no-verity-opt-encypt zip. I assume i should flash this one the same way flash the Lineage ROM right?
No passwords used on the phone.
My process:
i put the phone in download mode (POWER+BIXBY+VOL DOWN)
I use ODIN to flash twrp-3.3.1-1-dream2lte, and when the phone reboot i press POWER+BIXBY+VOL UP to enter TWRP menu,
Then i go to WIPE and Advanced Wipe and i select the data, system and davlik cache. Then swipe to wipe it.
Then i go to INSTALL and flash lineage-17.1-20200211-UNOFFICIAL-dream2lte and open_gapps-arm64-10.0-pico-20200303
TheGeneral said:
I am using version twrp-3.3.1-1-dream2lte and no i have not flashed that no-verity-opt-encypt zip. I assume i should flash this one the same way flash the Lineage ROM right?
No passwords used on the phone.
My process:
i put the phone in download mode (POWER+BIXBY+VOL DOWN)
I use ODIN to flash twrp-3.3.1-1-dream2lte, and when the phone reboot i press POWER+BIXBY+VOL UP to enter TWRP menu,
Then i go to WIPE and Advanced Wipe and i select the data, system and davlik cache. Then swipe to wipe it.
Then i go to INSTALL and flash lineage-17.1-20200211-UNOFFICIAL-dream2lte and open_gapps-arm64-10.0-pico-20200303
Click to expand...
Click to collapse
To install TWRP
1. Flash twrp with odin - reboot straight into twrp
2. In wipe menu select Format Data ( bottom right )
Type yes to format
3. Reboot back into twrp ( use twrp menu )
4. Flash no-verity-opt zip and if needed rmm bypass zip ( using install button in twrp ).
5. Reboot back into twrp then reboot to system using twrp menu.
6. From system reboot back into twrp.
To check if device is un-encrypted use backup menu - check data storage size ( If reading 0mb then device is still encrypted ).
Note: If all ok I would do a complete twrp backup at this stage ( keep backup on a separate storage device ).
Then you can install custom Rom's as per the installation guide of that Rom.
spawnlives said:
To install TWRP
1. Flash twrp with odin - reboot straight into twrp
2. In wipe menu select Format Data ( bottom right )
Type yes to format
3. Reboot back into twrp ( use twrp menu )
4. Flash no-verity-opt zip and if needed rmm bypass zip ( using install button in twrp ).
5. Reboot back into twrp then reboot to system using twrp menu.
6. From system reboot back into twrp.
To check if device is un-encrypted use backup menu - check data storage size ( If reading 0mb then device is still encrypted ).
Note: If all ok I would do a complete twrp backup at this stage ( keep backup on a separate storage device ).
Then you can install custom Rom's as per the installation guide of that Rom.
Click to expand...
Click to collapse
how do i make a complete TWRP backup? and what is rmm bypass and how do i know if it is neccessary to install this zip file?
TheGeneral said:
how do i make a complete TWRP backup? and what is rmm bypass and how do i know if it is neccessary to install this zip file?
Click to expand...
Click to collapse
In twrp main menu
Select backup menu - select ( all ) partitions - select storage location ( bottom left of screen ) - then swipe to backup.
Note:
1. If backing up to internal storage copy/move backup to an external storage ie: PC, sd card.etc.
2. Since you want a custom rom backup of the EFS partition is important.
Rmm state can be found in download mode. It will have a line ( near the top ) saying RMM state. It will either say prenormal or normal /disappeared.
It won't hurt to flash it just in case.
See OP in the thread I sent before:
https://forum.xda-developers.com/sa...w-to/guide-root-install-twrp-samsung-t3747535
spawnlives said:
To install TWRP
1. Flash twrp with odin - reboot straight into twrp
2. In wipe menu select Format Data ( bottom right )
Type yes to format
3. Reboot back into twrp ( use twrp menu )
4. Flash no-verity-opt zip and if needed rmm bypass zip ( using install button in twrp ).
5. Reboot back into twrp then reboot to system using twrp menu.
6. From system reboot back into twrp.
To check if device is un-encrypted use backup menu - check data storage size ( If reading 0mb then device is still encrypted ).
Note: If all ok I would do a complete twrp backup at this stage ( keep backup on a separate storage device ).
Then you can install custom Rom's as per the installation guide of that Rom.
Click to expand...
Click to collapse
I am really trying to do what you are saying...but when i try to "Format Data" (Step 2) it shows an error "Failed to mount '/preload' (Invalid argument). When i try to install no-verity-opt zip (step 4) at the end it shows the same error "Failed to mount '/preload' (Invalid argument). Which is probably because format data failed?
I am installing the zip from an USB stick with an USB-C to USB-A Converter. I don't think that could be the problem?
As Expected the "Data (excl. storage) is still showing 0MB.
TheGeneral said:
I am really trying to do what you are saying...but when i try to "Format Data" (Step 2) it shows an error "Failed to mount '/preload' (Invalid argument). When i try to install no-verity-opt zip (step 4) at the end it shows the same error "Failed to mount '/preload' (Invalid argument). Which is probably because format data failed?
I am installing the zip from an USB stick with an USB-C to USB-A Converter. I don't think that could be the problem?
As Expected the "Data (excl. storage) is still showing 0MB.
Click to expand...
Click to collapse
Failed to mount preload seems to affect some users.
You could try after the format data and reboot back into twrp ( using twrp 3.3.1.1 ):
Select wipe menu
Select advanced wipe
Select Preload
Swipe to wipe
Reboot back into twrp
Then try flashing no-verity/rmm zips files - reboot back into twrp.
Normally, for me , after this stage If i still get 0mb I will reboot into the Android system and then back into twrp. Then check in backup menu storage. If ok then try to flash custom rom.
spawnlives said:
Failed to mount preload seems to affect some users.
You could try after the format data and reboot back into twrp ( using twrp 3.3.1.1 ):
Select wipe menu
Select advanced wipe
Select Preload
Swipe to wipe
Reboot back into twrp
Then try flashing no-verity/rmm zips files - reboot back into twrp.
Normally, for me , after this stage If i still get 0mb I will reboot into the Android system and then back into twrp. Then check in backup menu storage. If ok then try to flash custom rom.
Click to expand...
Click to collapse
Yes Yes!! After doing the Preload i am able to flash no-verity/rmm zips file.
But Data is still showing 0MB.....
I thought why not give the lineage OS rom flashing another try. That worked, but now the phone seems to hang on a Lineage OS logo with a small circle moving around not straight line.
So i wiped everything again and flashed no-verity/rmm zip file, and will wait what for some advice and what do to next.
TheGeneral said:
Yes Yes!! After doing the Preload i am able to flash no-verity/rmm zips file.
But Data is still showing 0MB.....
I thought why not give the lineage OS rom flashing another try. That worked, but now the phone seems to hang on a Lineage OS logo with a small circle moving around not straight line.
So i wiped everything again and flashed no-verity/rmm zip file, and will wait what for some advice and what do to next.
Click to expand...
Click to collapse
Have you tried to reboot into system through twrp ie: reboot menu - system. Let it start normally, reboot into twrp, then check storage size. ( This is after the flashing of the no-verity/rmm zip and rebooting back into twrp ).
As I said I' m not familiar with custom ROMs. I do know that some custom ROMs do take some time to boot up on installation.
But out of curiosity I have a spare S8 and will give it a go.

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