Benefits of S-off GPE conversion. - One (M8) Q&A, Help & Troubleshooting

I am currently s-on but running the GPE rom. Would I experience any benefits by s-off'ing and doing the GPE conversion? Or is there no difference other than OTA ability?
Sent from my HTC One M8 using XDA Free mobile app

dbarrett480 said:
I am currently s-on but running the GPE rom. Would I experience any benefits by s-off'ing and doing the GPE conversion? Or is there no difference other than OTA ability?
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It also changes the partitioning, making the system partition smaller, and the user accessible storage partition gets bigger.

dbarrett480 said:
I am currently s-on but running the GPE rom. Would I experience any benefits by s-off'ing and doing the GPE conversion? Or is there no difference other than OTA ability?
Sent from my HTC One M8 using XDA Free mobile app
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As soon as you are S-Off, OTAs won't matter much. You can update your firmware manually almost always before your carrier does (unless your carrier happens to be first to update), and install a ROM based on that firmware within a day or two after it is released.

xunholyx said:
As soon as you are S-Off, OTAs won't matter much. You can update your firmware manually almost always before your carrier does (unless your carrier happens to be first to update), and install a ROM based on that firmware within a day or two after it is released.
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I mostly agree (and personally not much of an OTA person). But for some reason, some folks still like to OTA even after s-off, bootloader unlock, etc.; which is something I never really understood much.
Also, GPE typically gets OTAs before any version. Although there is always a chance that you can flash a ROM even before the GPE update; if there is a "leak".

Related

T-Mobile HTC One M8 --> GPE

Has anyone tried flashing the GPE ROM.. I am a noob with HTC.. Been a Samsung user for years..
What is ruu?
What is S-off?
Is there anything like Knox counter on HTC that should be considered a risk?
Can anyone point me to the directions on converting Tmo M8 to GPE M8
Thanks in advance..
Sent from my HTC One M8 from Tapatalk Pro
Suhas_v said:
Has anyone tried flashing the GPE ROM.. I am a noob with HTC.. Been a Samsung user for years..
What is ruu?
What is S-off?
Is there anything like Knox counter on HTC that should be considered a risk?
Can anyone point me to the directions on converting Tmo M8 to GPE M8
Thanks in advance..
Sent from my HTC One M8 from Tapatalk Pro
Click to expand...
Click to collapse
You can flash GPE roms just fine without converting. I am currently using a GPE rom myself and have not converted. I would only convert if you want the latest google updates. You probably need to remain as Stock GPE for those also. Also, once you convert to GPE, you cannot flash sense roms or go back to sense until a sense RUU is released. As of now there are none.
RUU stands for ROM Update Utility. Essentially it overwrites your all system partitions with stock partition files including hboot, recovery, radio, etc and software or ROM.
S-OFF stands for Security OFF. It disables security checks for things like CID (carrier identification) and allows you easier access to overwriting certain system partitions. This is both good and bad since, if you don't know what you are doing, or don't read/research enough before overwriting some partitions, you could end up with a brick, however, at the same time, there have been occasions where S-OFF prevents bricking as sometimes, HTC's own RUU's do not finalize checks until after flashing or wiping partitons, leaving you with a brick.
I think my information is pretty accurate, but anyone should feel free to add on if I am wrong about something or am lacking in some details.
exad said:
You can flash GPE roms just fine without converting. I am currently using a GPE rom myself and have not converted. I would only convert if you want the latest google updates. You probably need to remain as Stock GPE for those also. Also, once you convert to GPE, you cannot flash sense roms or go back to sense until a sense RUU is released. As of now there are none.
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Bear with my ignorance my friend..Thanks for the info.. Does that mean a stock rooted gpe will still get OTAs?
Sent from my HTC One M8 from Tapatalk Pro
Suhas_v said:
Bear with my ignorance my friend..Thanks for the info.. Does that mean a stock rooted gpe will still get OTAs?
Sent from my HTC One M8 from Tapatalk Pro
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Click to collapse
OTAs rely on stock recovery so you could use a custom recovery to root and then flash back stock recovery to receive OTAs. In short, Yes, you could/would still get OTAs.
I could be wrong but i believe that yes even with the rooted option you will still receive OTAs. Now if you have custom recovery then you will have to flash gpe recovery to take the OTA. Here's a link to the conversion thread
http://forum.xda-developers.com/showthread.php?t=2708589
Wonderful.. Thank you guys.. Has anyone tried this on T-Mobile M8?
Sent from my HTC One M8 from Tapatalk Pro
I figured I should also post that typically an RUU cannot flash older versions.. or backwards.. You can only flash the same version or later. IE: You cannot flash backwards to version 2.0 if on version 3.0. If on Version 3.0 You can flash 3.0 and higher. However, with S-OFF it is possible to flash older RUUs.

[q] htc one m8 at&t

Hello, i change my Samsung Galaxy S4 to this htc one, my phone does´t change to s-off with the free way, but is unlocked with htcdev.com and i have a TPWR Recovery, i want to know if i can install the roms without problems, or maybe i have bugs because is not s-off an is s-on.
My phone is S-ON
is unlocked with htcdev.com
TPWR Recovery
Root
i have to install another firmware first or i can install just with full wipe this roms
Revolution HD 10.2
MaximusHD | 7.0.0
[ROM][JULY-29]SD v 10 | 2.22.401.4 | ANDROID 4.4.3 | SENSE 6.0
The s-off is only needed to change the kernel. Having s-on won't effect your ability to install roms. Remember to do a nandroid backup before installing a Rom.
Sent from my HTC One_M8 using Tapatalk
Oditius said:
The s-off is only needed to change the kernel. Having s-on won't effect your ability to install roms. Remember to do a nandroid backup before installing a Rom.
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Click to collapse
This is not completely correct. If installing a 4.4.3 ROM (which all the ones named in the OP are) the 2.22 firmware package needs to be installed (S-off required unless the phone already has it or OTA is available) otherwise major bugs are likely including long boot times, and trouble with WiFi, Bluetooth and other hardware.
redpoint73 said:
This is not completely correct. If installing a 4.4.3 ROM (which all the ones named in the OP are) the 2.22 firmware package needs to be installed (S-off required unless the phone already has it or OTA is available) otherwise major bugs are likely including long boot times, and trouble with WiFi, Bluetooth and other hardware.
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Thanks for the info, did not know that. Then I guess he need a little $25 of sunshine.
Sent from my HTC One_M8 using Tapatalk
redpoint73 said:
This is not completely correct. If installing a 4.4.3 ROM (which all the ones named in the OP are) the 2.22 firmware package needs to be installed (S-off required unless the phone already has it or OTA is available) otherwise major bugs are likely including long boot times, and trouble with WiFi, Bluetooth and other hardware.
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I can contest to this. Long boot times is a given and at first I did have WiFi issues but they seemed to iron out by themselves. Also every GPE Rom and AOSP Rom I flashed had radio issues. No radio issues on sense roms though. It's best to shell out the $25. It's worth it. Now I'm converted to developers edition on completely stock 4.4.3
Sent from my HTC One_M8 using XDA Free mobile app

Looking for Stock ROM

Hello,
I am looking for the stock ROM for my HTC ONE M8 because I had a few issues before and I put the first ROM that worked. Because my phone is S-On still it was difficult to find a ROM.
I am currently on a 4.4.4 ROM which has no check for updates feature so when Android L is pushed onto my device I won't be able to get it.
My HTC One M8 is a European version and is currently unlocked to all networks. I've tried to install the official HTC ROM from the website but it hangs and nothing updates, on my task manager I can see the CPU is busy but it does nothing.
Android Version : 4.4.4
HTC Sense version : 6.0
Software number : Android Revolution HD 22.1 by mike1986
Baseband bersion 1.22.2133147A1
Build number : 3.28.401.9
have you read this page: http://forum.xda-developers.com/showthread.php?t=2701376 ?
nathankk said:
I am looking for the stock ROM for my HTC ONE M8 because I had a few issues before and I put the first ROM that worked. Because my phone is S-On still it was difficult to find a ROM.
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Why? You can flash any M8 ROMs with s-on. And since it appears your firmware is up to date, you can flash any of the latest ROMs with any firmware mismatch issues.
nathankk said:
I am currently on a 4.4.4 ROM which has no check for updates feature so when Android L is pushed onto my device I won't be able to get it.
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Click to collapse
Custom ROMs won't get official OTAs.
Also, in addition to returning to stock ROM, you need to revert to stock recovery to install any OTAs. Its all described in the thread linked in the previous response.
redpoint73 said:
Why? You can flash any M8 ROMs with s-on. And since it appears your firmware is up to date, you can flash any of the latest ROMs with any firmware mismatch issues.
Custom ROMs won't get official OTAs.
Also, in addition to returning to stock ROM, you need to revert to stock recovery to install any OTAs. Its all described in the thread linked in the previous response.
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Click to collapse
I was under the impression with,S-On you can't flash any ROM onto it. Can I literally choose any of those CIDs and it will be compatible with my phone? Instead of messing around can I just wait for the release of lollipop and then flash the ROM that gets posted on here. I just got a little confused because on that post it has carrier names and my phone is unlocked to all networks.
nathankk said:
I was under the impression with,S-On you can't flash any ROM onto it. Can I literally choose any of those CIDs and it will be compatible with my phone? Instead of messing around can I just wait for the release of lollipop and then flash the ROM that gets posted on here. I just got a little confused because on that post it has carrier names and my phone is unlocked to all networks.
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I think you are talking about flashing firmware or a RUU ? No... If you're s-on, you can only flash your CID. But that has nothing to do with custom roms... Which is what the others have been talking about. ?
Darth said:
I think you are talking about flashing firmware or a RUU ? No... If you're s-on, you can only flash your CID. But that has nothing to do with custom roms... Which is what the others have been talking about.
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I'm on a custom ROM now I believe and I'm wanting to return to stock, I want to be sure before I do anything so I don't brick the phone. How do I find which CID I need to download?
nathankk said:
I was under the impression with,S-On you can't flash any ROM onto it. Can I literally choose any of those CIDs and it will be compatible with my phone?
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Click to collapse
Any of the stock nandroids should work (meaning they will function). But if you want the stock ROM for your CID, than obviously you need to determine the CID and restore the corresponding stock nandroid.
One reason to restore to your stock nandroid, is that if you also restore the corresponding stock recovery you will be able to receive official OTAs.
nathankk said:
Instead of messing around can I just wait for the release of lollipop and then flash the ROM that gets posted on here.
Click to expand...
Click to collapse
Yes and no. You can flash any custom ROM, including upcoming LP Sense ROMs. But what complicates the issue is that HTC has updated the firmware (hboot, radio, WiFI, etc.) for every major OS software update. If you don't update the firmware accordingly, flashing a ROM that depends on that firmware will result in some major issues (such as long boot times and broken WiFi).
Updating firmware manually requires s-off (which may be the reason why you are under the impression that ROMs can't be flashed with s-on). Or alternately, you can return to stock ROM and recovery and OTA when the LolliSense update rolls out; and this will also update the firmware.
Keep in mind, as previously mentioned your current firmware will work with any current custom ROMs that depend on 3.x firmware.
nathankk said:
I just got a little confused because on that post it has carrier names and my phone is unlocked to all networks.
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Click to collapse
Regardless of the fact your phone is not carrier branded, it still has a CID, probably HTC__ something or other.
fastboot getvar all will yield your CID. No need to post your getvar data, just look for where it says CID. If you post getvar data, be sure to delete IMEI and serial number, as these are personal data that should not be posted on the internet.
redpoint73 said:
Any of the stock nandroids should work (meaning they will function). But if you want the stock ROM for your CID, than obviously you need to determine the CID and restore the corresponding stock nandroid.
One reason to restore to your stock nandroid, is that if you also restore the corresponding stock recovery you will be able to receive official OTAs.
Yes and no. You can flash any custom ROM, including upcoming LP Sense ROMs. But what complicates the issue is that HTC has updated the firmware (hboot, radio, WiFI, etc.) for every major OS software update. If you don't update the firmware accordingly, flashing a ROM that depends on that firmware will result in some major issues (such as long boot times and broken WiFi).
Updating firmware manually requires s-off (which may be the reason why you are under the impression that ROMs can't be flashed with s-on). Or alternately, you can return to stock ROM and recovery and OTA when the LolliSense update rolls out; and this will also update the firmware.
Keep in mind, as previously mentioned your current firmware will work with any current custom ROMs that depend on 3.x firmware.
Regardless of the fact your phone is not carrier branded, it still has a CID, probably HTC__ something or other.
fastboot getvar all will yield your CID. No need to post your getvar data, just look for where it says CID. If you post getvar data, be sure to delete IMEI and serial number, as these are personal data that should not be posted on the internet.
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Fantastic reply! let me buy you a beer.
nathankk said:
Fantastic reply! let me buy you a beer.
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Click to collapse
Heh, while I love beer, gratitude by clicking the "Thanks" button is enough!
OP, check the link in my signature. Full guide to go back to stock with the EU M8 (most of it will work with S-ON as well)
redpoint73 said:
Yes and no. You can flash any custom ROM, including upcoming LP Sense ROMs. But what complicates the issue is that HTC has updated the firmware (hboot, radio, WiFI, etc.) for every major OS software update. If you don't update the firmware accordingly, flashing a ROM that depends on that firmware will result in some major issues (such as long boot times and broken WiFi).
Updating firmware manually requires s-off (which may be the reason why you are under the impression that ROMs can't be flashed with s-on). Or alternately, you can return to stock ROM and recovery and OTA when the LolliSense update rolls out; and this will also update the firmware.
Keep in mind, as previously mentioned your current firmware will work with any current custom ROMs that depend on 3.x firmware.
Click to expand...
Click to collapse
Heads up, as of early this week (Monday?) the Dev Edition M8 is rolling out Lollipop Sense via OTA. Some custom ROMs have now updated to this base, which is 4.16 software, and requires 4.16 firmware.
But as mentioned, any 3.x software based ROM will work on your current firmware.

Any lollipop roms that work without s-off?

Thankfully I finally was able to RUU back to stock... I know the At&t update is supposed to come at some point, but I am wondering if there is a lollipop rom that works with S-On or can I flash the GPE while still S-On?
Thanks in advance
You can flash any ROM, they just won't work properly without the Lollipop FW.
Why not S-OFF and convert the phone to the Developer Edition?
harrishabitat said:
Thankfully I finally was able to RUU back to stock... I know the At&t update is supposed to come at some point, but I am wondering if there is a lollipop rom that works with S-On or can I flash the GPE while still S-On?
Thanks in advance
Click to expand...
Click to collapse
I been using GPE Lollipop on kitkat firmware for a while before HTC released Lollipop firmware. It worked all fine, just some problems with the wifi dropping out, if you come across that problem just turn your bluetooth on.
EddyOS said:
You can flash any ROM, they just won't work properly without the Lollipop FW.
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Click to collapse
Actually most GPE and AOSP ROMs will work with 4.4.4 firmware, far as I am aware. OP should check the specific ROM thread (for the desired ROM or ROMs) to make sure, as its usually defined pretty clearly in the top few posts of each ROM thread.
But you are right, if the OP wants a Sense LP ROM, they will need to update to the corresponding firmware.

[Q] Will Europe ROMs work on the AT&T variant?

I recently got the phone and I absolutely love it to death. I've been browsing on the Android development threads and I keep seeing threads like this "[OTA ZIP+TWRP] HTC Desire Eye 2.19.401.1 STOCK Europe 5.0.2 Lollipop" and that worries me a bit. I bought this phone from AT&T and there seems to be only like 2 threads mentioning it. My question is exactly like the title, will ROMs titled "Europe" work on AT&T or are they both the exact same model and it's only the carrier differences?
RawSynergy said:
I recently got the phone and I absolutely love it to death. I've been browsing on the Android development threads and I keep seeing threads like this "[OTA ZIP+TWRP] HTC Desire Eye 2.19.401.1 STOCK Europe 5.0.2 Lollipop" and that worries me a bit. I bought this phone from AT&T and there seems to be only like 2 threads mentioning it. My question is exactly like the title, will ROMs titled "Europe" work on AT&T or are they both the exact same model and it's only the carrier differences?
Click to expand...
Click to collapse
If you are running stock lollipop right now, you can unlock your bootloader through HTC Dev, and flash a custom recovery. Then you can use almost any custom rom available for the desire eye.
However, if you want to flash stock RUU of another region (eg: European firmware), you need to have S-off which costs 25$
Rouz. said:
If you are running stock lollipop right now, you can unlock your bootloader through HTC Dev, and flash a custom recovery. Then you can use almost any custom rom available for the desire eye.
However, if you want to flash stock RUU of another region (eg: European firmware), you need to have S-off which costs 25$
Click to expand...
Click to collapse
OK thanks for the reply. Unfortunately I am running KitKat 4.4.4 and I don't know kw if there will be a lollipop update from AT&T. Is there any lollipop firmware for AT&T? Also what does S-Off means?
RawSynergy said:
OK thanks for the reply. Unfortunately I am running KitKat 4.4.4 and I don't know kw if there will be a lollipop update from AT&T. Is there any lollipop firmware for AT&T? Also what does S-Off means?
Click to expand...
Click to collapse
If you are running stock 4.4.4 and you are not rooted (and you don't have a custom recovery installed), you should be able to receive the OTA update to lollipop (check under software update)
There is a lollipop update available for the AT&T variant, so there shouldn't be any problems.
Achieving S-off (or security off) is only required for making changes that are not meant to be done by the average user. If you just want to try custom roms, you will be fine without it.
Sent from my HTC Desire EYE using Tapatalk
Rouz. said:
If you are running stock 4.4.4 and you are not rooted (and you don't have a custom recovery installed), you should be able to receive the OTA update to lollipop (check under software update)
There is a lollipop update available for the AT&T variant, so there shouldn't be any problems.
Achieving S-off (or security off) is only required for making changes that are not meant to be done by the average user. If you just want to try custom roms, you will be fine without it.
Sent from my HTC Desire EYE using Tapatalk
Click to expand...
Click to collapse
OK I just got the update from the AT&T update today and I am running 5.0.2 right now. As for custom ROMs (like Viper ROM or the de-odexed version) I need to enable S-Off right? Or is it only for firmware from a different region?
RawSynergy said:
OK I just got the update from the AT&T update today and I am running 5.0.2 right now. As for custom ROMs (like Viper ROM or the de-odexed version) I need to enable S-Off right? Or is it only for firmware from a different region?
Click to expand...
Click to collapse
Okay, well done so far.
You don't need s-off, you only need to unlock your boot loader right now.
Visit this link:
http://www.htcdev.com/bootloader
Select your device (desire eye) and follow the instructions. Let me know if you had any questions.
After you unlocked your boot loader, you need a custom recovery, but that comes later. Unlock your boot loader first!
Sent from my HTC Desire EYE using Tapatalk
Rouz. said:
Okay, well done so far.
You don't need s-off, you only need to unlock your boot loader right now.
Visit this link:
http://www.htcdev.com/bootloader
Select your device (desire eye) and follow the instructions. Let me know if you had any questions.
After you unlocked your boot loader, you need a custom recovery, but that comes later. Unlock your boot loader first!
Sent from my HTC Desire EYE using Tapatalk
Click to expand...
Click to collapse
OK thank you for the link but won't unlocking your bootloader wipe the device? That's what I heard from some of the threads
RawSynergy said:
OK thank you for the link but won't unlocking your bootloader wipe the device? That's what I heard from some of the threads
Click to expand...
Click to collapse
Yes unfortunately it does wipe the entire internal storage for security reasons. So you have to backup your files.
Sent from my HTC Desire EYE using Tapatalk
Rouz. said:
Yes unfortunately it does wipe the entire internal storage for security reasons. So you have to backup your files.
Sent from my HTC Desire EYE using Tapatalk
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Click to collapse
OK thanks for the information. As for backing up, which application should I use?
RawSynergy said:
OK thanks for the information. As for backing up, which application should I use?
Click to expand...
Click to collapse
You can't really backup your apps without root access. Just backup your files to your computer. You will have to install and configure your apps again after unlocking your device and flashing a custom Rom.
Sent from my HTC Desire EYE using Tapatalk

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