Do I need s-off to flash roms? - EVO 4G Q&A, Help & Troubleshooting

I just unlocked my cousins evo 4g. I was wondering if I need s-off to flash Roms. If so. Can someone give me a link to a tutorial .

Well, you need Clockworkmod but you can't install clockworkmod without S-off, my Evo actually has S-on with clockworkmod and I can install roms no problem I don't even know how S turned back on but it did lol... It's really easy to google and find a guide on rooting/turning s-off but regardless here ya go, it's a list of a ton of guides for the Evo and rooting involves turning s-off.
http://androidforums.com/evo-4g-all-things-root/491123-evo-4g-all-things-root-guide.html

I did install clockworkmod while on s-on

iTzLOLtrain said:
I just unlocked my cousins evo 4g. I was wondering if I need s-off to flash Roms. If so. Can someone give me a link to a tutorial .
Click to expand...
Click to collapse
If you are like me, and would rather visually see it happen, go check out the beloved YouTube. There are lots of videos of people showing you exactly how to do it, step by step.
Hit thanks if I turned you in the right direction!
Good Luck!

Unrevoked rev works well to root it if you didn't take the latest OTA Clockwork mod 4.0 works well for it afterwards to flash and wipe.

If you are s-on (OOW unlocked) on hboot 2.18 u can used fastboot to flash a recovery, you should be using Amon RA on the evo and not cwm or twrp. If you are on hboot 2.15/.16 you need to use revolutionary.io to achieve s-off and gain recovery and the flash SU and SU binaries. Any hboot prior to 2.16 you use unrevoked or one of its variants to get s-off. If you're hboot 2.18 s-on locked you use htcdev.com to unlock the bootloader from there you can use fastboot to flash recovery or you can follow captain throwbacks guide to downgrade your hboot to an earlier version and achieve s-off. With s-on unlocked you can do (almost) anything you can do with s-off except you won't be able to flash PC36IMG.zip files, which include recoveries, radio updates, splashscreens, and RUU files.
Sent from my SPH-D710 using xda premium

-EViL-KoNCEPTz- said:
If you are s-on (OOW unlocked) on hboot 2.18 u can used fastboot to flash a recovery, you should be using Amon RA on the evo and not cwm or twrp. If you are on hboot 2.15/.16 you need to use revolutionary.io to achieve s-off and gain recovery and the flash SU and SU binaries. Any hboot prior to 2.16 you use unrevoked or one of its variants to get s-off. If you're hboot 2.18 s-on locked you use htcdev.com to unlock the bootloader from there you can use fastboot to flash recovery or you can follow captain throwbacks guide to downgrade your hboot to an earlier version and achieve s-off. With s-on unlocked you can do (almost) anything you can do with s-off except you won't be able to flash PC36IMG.zip files, which include recoveries, radio updates, splashscreens, and RUU files.
Sent from my SPH-D710 using xda premium
Click to expand...
Click to collapse
Hey -EViL-KoNCEPTz-
You got me kinda confused now. I thought the new CWM got the problems fixed with clearing the cache? If not, then is the Amon RA safe to use, it hasn't been updated in for ever. If you still recommend Amon RA, how do I change to that?
Also, I still have s-on.
Mine says:
*** UNLOCKED***
Supersonic EVT3 SHIP S-ON
HBOOT-2.18.0001
How do I get it to S-OFF or do I need to?
I've been flashing back and forth to different Roms for a few days now. I'm still trying to find the one I like where everything works.

I'm in the same boat as custm2007 except it's on my friends phone. What would be the best way to get s-off after rooting it or do I even need to? I'll be doing everything for him so he won't be flashing much at all.

Do this
http://themikmik.com/showthread.php...-18-HBOOT-with-HTCDev-com-No-More-Watermark!-

To actually answer the question... No you do not need to be s-off to flash rom's. Once unlocked you can flash a recovery through fastboot and flash rom's to your hearts content. This is currently how my phone is, and I have no complaints. Please see my blog for a tutorial for flashing recovery and su binaries.
imheroldtech.blogspot.com
Sent from my PC36100 using xda premium

http://theunlockr.com/2011/08/02/ho...android-phone-using-the-revolutionary-method/
This was how i did it way back when. It was the easiest method for me.

Related

[Q] radio S-OFF?

hey,
Today i finally desided to perm root my DHD using this guide http://forum.xda-developers.com/showthread.php?t=928160 everything went fine and it all seems to work, i desided to install rom manager and flashed clockworkmod recovery. (clockwork also works fine and I have made a backup of my stock rom)
now i want to install this rom Android revolution HD http://forum.xda-developers.com/showthread.php?t=984045and i need radio S-OFF and HTC desire HD S-OFF.
when i go into bootloader the top line say's ACE PVT SHIP S-OFF does this mean I am good to go?
and can I go back from android revolution HD to the official rom with nandroid since it is version 2.16.0.0?
thanks in advance
kevd22 said:
hey,
Today i finally desided to perm root my DHD using this guide http://forum.xda-developers.com/showthread.php?t=928160 everything went fine and it all seems to work, i desided to install rom manager and flashed clockworkmod recovery. (clockwork also works fine and I have made a backup of my stock rom)
now i want to install this rom Android revolution HD http://forum.xda-developers.com/showthread.php?t=984045and i need radio S-OFF and HTC desire HD S-OFF.
when i go into bootloader the top line say's ACE PVT SHIP S-OFF does this mean I am good to go?
and can I go back from android revolution HD to the official rom with nandroid since it is version 2.16.0.0?
thanks in advance
Click to expand...
Click to collapse
YOU ARE Doing these well, if you flash ARev.HD later you can go back flashing an stok rom take this link for choose your OFFICIAL RUU...
http://xdafil.es/index.php?path=DesireHD/RUU/
but i think that if you taste a cooked rom you are not going back to RUU OFFICIAL ROM hahahah
CERTAINLY.. have you made HBOOT S OFF ENG-SPL????(its fully reversible flashing an stok rom) and It makes possible to recover the system of a bad flash recovery...
sorry for my bad english
What I think SERGI.3210 is trying to say, is that you need ENG HBoot or ENG S-OFF before you can flash radios.
Here are the threads you should read,
ENG S-OFF
RADIO S-OFF
I did not flash (well, I dont think I did) hboot and i don't now how to do this either the tekst in bootloader says this:
ACE PVT SHIP S-OFF
HBOOT-0.85.0007
RADIO-26.03.02.26_M
eMMC-boot
How do I make HBOOT S OFF ENG-SPL and is their a way to check if I already have it?
And what does this do?
andyharney said:
What I think SERGI.3210 is trying to say, is that you need ENG HBoot or ENG S-OFF before you can flash radios.
Here are the threads you should read,
ENG S-OFF
RADIO S-OFF
Click to expand...
Click to collapse
uups!!! thanks andyharney! i forgot to put that you need ENG S-OFF to flash radios!!
certainly... take this XDA´S LINK for go back to OFICIAL RUU:
http://xdafil.es/index.php?path=DesireHD/RUU/
Use the ENG S-OFF tool in the first link to get ENG S-OFF. Without this you cannot flash radio.img's via fastboot.
Once you have ENG S-OFF use the other link to get Radio S-OFF. The tools are very easy to use and 99.9999999999999999% safe.
I took another look at the article i used to root and it said this:
you will have permanent root (S-OFF), as well as subsidy unlock and SuperCID. At this point, you can also choose to flash the engineering hboot
If you don't want the engineering hboot, just reboot your phone. You can verify you have permanent root by holding volume down while powering on (you'll see S-OFF in the first line of the bootloader). You are now free to install a new recovery and start flashing custom ROMs. If you don't want to flash a new ROM, it's safe to uninstall the Visionary app at this point.
Does this mean i already have radio S-OFF?

[Guide] EVO Revert to stock + S-ON after Gingerbread

This took me all day to figure out so I'm making a guide. The 2 Big problems I had were getting the S-on patch to work and the newer Hboot that came with gingerbread refusing to downgrade to an older PC36IMG.zip.
The main reason I wanted to return to stock was for a repair, last time i did everything except s-on and the guy noticed it and black listed my esn.
Make sure you are prepared before you continue! Once you flash your radio your phone wont boot into the OS.
First, you need to flash an older radio for the S-ON patch to even work. I found flashing EVO_Radio_2.15.00.07.28.zip worked best. Do this in your custom recovery
Follow djR3Z's guide to turn S-ON but do not go past step 7!
Download this file I got this off a youtube video for the incredible and replaced the files with their EVO specific counterparts
Open the zip and move flash_image and mtd0.img to your sdk/tools/ folder
boot into your custom recovery and mount /system/
open up a command prompt in your tools folder
(in windows7 hold shift and right click on /tools/ there will be an option to "open command window")
Run the commands in the commands.txt file. FYI you can paste into command prompt with right click.
adb push flash_image /data
adb push mtd0.img /data
adb shell
chmod 777 /data/flash_image
cd /data
flash_image misc mtd0.img
exit
adb reboot oem-78
Click to expand...
Click to collapse
After this you can move your stock PC36IMG.zip to the root of your SD card and reboot into your Hboot Bootloader. If everything was done correctly it should now accept PC36IMG and downgrade to stock.
Great job! Do you think there will be an easier way in the future? I don't think I would be able to do this.
Sent from my PC36100 using Tapatalk
If you run the 3.70 RUU while still s-off, will it replace the hboot with an older version? It seems like it should, but I'm confused by the 6.16 hboot.
I haven't actually ran revolutionary, so this is all theory, but I thought unrooting/s-on would work like this:
Run the RUU for 3.70. I don't have much experience with RUUs, but if they don't include radios, you would then need to reflash recovery and downgrade the radio. After reflashing etc, then flash the s-on zip. Then rerun the RUU for 3.70 to get rid of your custom recovery, or run the RUU for 4.24, since once you're s-on you can't downgrade & every RUU will be a downgrade from 6.16 hboot.
Now this may be entirely wrong, but I was just curious if it would work. I've been rooted for a while, and unrooting and s-on would be much easier for me. Even though it sounds like a pain, it still sounds more noob friendly than the version in the OP.
Either way, great job on putting this together. I know that a lot of people are curious about unrooting from revolutionary, so hopefully you've cleared some confusion.
Sent from my PC36100 using Tapatalk
Sfork said:
First, you need to flash an older radio for the S-ON patch to even work. I found flashing EVO_Radio_2.15.00.07.28.zip worked best. Do this in your custom recovery
Follow djR3Z's guide to turn S-ON but do not go past step 7!
Click to expand...
Click to collapse
I can't get this step to work, try as I have to get S-ON back, it won't go. Doesn't the Revolutionary HBOOT prevent this from working?
The unrevoked-son zip flashes fine, and says it worked, but I'm still S-OFF. What did you do to get it to work?
@plainjane
HBOOT will not update to an older version. If that were possible, the GB OTA wouldn't have had to be rooted at all, since everyone would've been able to downgrade to a rootable HBOOT version.
It's that fact that makes me wary of this method working at all. Can the steps after the "S-ON" portion be completed (which I assume finds a way to downgrade HBOOT), and then run the S-ON tool & flash the stock PC36IMG? I think that's what I'll try now, since I can't get it working in the order specified here.
Captain_Throwback said:
I can't get this step to work, try as I have to get S-ON back, it won't go. Doesn't the Revolutionary HBOOT prevent this from working?
The unrevoked-son zip flashes fine, and says it worked, but I'm still S-OFF. What did you do to get it to work?
@plainjane
HBOOT will not update to an older version. If that were possible, the GB OTA wouldn't have had to be rooted at all, since everyone would've been able to downgrade to a rootable HBOOT version.
It's that fact that makes me wary of this method working at all. Can the steps after the "S-ON" portion be completed (which I assume finds a way to downgrade HBOOT), and then run the S-ON tool & flash the stock PC36IMG? I think that's what I'll try now, since I can't get it working in the order specified here.
Click to expand...
Click to collapse
You can downgrade via RUU if you're s-off. My suggestion was to run the RUU while still s-off, because s-on won't allow you to downgrade. Or, if the RUU won't replace the bootloader, then flash an older hboot.
Then, if you're still s-off, flash the s-on tool. I don't know if this root method uses unrevoked forever or if it's just an always s-off hboot. I do know that it's a different hboot version.
If anyone has a chance to try to run the 3.70 RUU and see if it downgrades the hboot, I'd like to know. If it doesn't, but the RUU completes, then you should be able to flash recovery and then flash an older hboot - I believe 2.10 is the one that shipped with 3.70. Mine is 2.02, and I never updated to 3.70 (I believe it was 3.30 when I rooted).
Again, it's just a theory. If I get curious enough then I may unroot and update just to try revolutionary and try to unroot again, but I'd rather not get stuck with a horrendously obvious 6.16 hboot that can't be replaced/unrooted if I don't have to.
Sent from my PC36100 using Tapatalk
plainjane said:
You can downgrade via RUU if you're s-off. My suggestion was to run the RUU while still s-off, because s-on won't allow you to downgrade. Or, if the RUU won't replace the bootloader, then flash an older hboot.
Then, if you're still s-off, flash the s-on tool. I don't know if this root method uses unrevoked forever or if it's just an always s-off hboot. I do know that it's a different hboot version.
If anyone has a chance to try to run the 3.70 RUU and see if it downgrades the hboot, I'd like to know. If it doesn't, but the RUU completes, then you should be able to flash recovery and then flash an older hboot - I believe 2.10 is the one that shipped with 3.70. Mine is 2.02, and I never updated to 3.70 (I believe it was 3.30 when I rooted).
Again, it's just a theory. If I get curious enough then I may unroot and update just to try revolutionary and try to unroot again, but I'd rather not get stuck with a horrendously obvious 6.16 hboot that can't be replaced/unrooted if I don't have to.
Sent from my PC36100 using Tapatalk
Click to expand...
Click to collapse
What I was saying is, at least with the Revolutionary HBOOT (6.16), it will not downgrade, either using the 3.70 Froyo RUU or the 4.24 GB RUU or PC36IMG.zip files flashed through Fastboot. It bypasses the Bootloader update every time.
Have you somehow gotten HBOOT to downgrade while S-OFF?
Captain_Throwback said:
What I was saying is, at least with the Revolutionary HBOOT (6.16), it will not downgrade, either using the 3.70 Froyo RUU or the 4.24 GB RUU or PC36IMG.zip files flashed through Fastboot. It bypasses the Bootloader update every time.
Have you somehow gotten HBOOT to downgrade while S-OFF?
Click to expand...
Click to collapse
Hboot 6.16 will not downgrade or flash S-ON currently.

[G] having trouble getting s-on

i have tried every method i can find to get s-on after root with revolutionary. i have flashed the s-on zip and all it does is get rid of the red bar that says "revolutionary". it still say s-off. ive done it from a custom rom and a stock rom. done it through flashing and done it buy naming the zip pc36img it installs successfully but still shows s-off. any help is appreciated
#1. The s-on is NOT 4 revolutionary. Search for how 2 unroot revolutionaty root. Its the thread with a whole bunch of ??? at the end of the title. That should lead u toward the light.
Sent From My Pocket
http://forum.xda-developers.com/showpost.php?p=18399552&postcount=2
thank you guys for the feedback, i will try that
just tried the method posted, got back to stock rom and what not but still s-off
http://forum.xda-developers.com/showpost.php?p=16949711&postcount=15
funny thing is, there is a s-on tool for revolutionary... when i did flash it it got rid of the red bar on the top of the bootloader menu but still had s-off, i think im going to try flashing that hboot version with android flasher tonight. its weird cuz the phone im trying to unroot is not reading pc36img files i pout on it but my own phone will
Downgrade your radio and use the unrevoked method to go s-on..
ca1ne said:
Downgrade your radio and use the unrevoked method to go s-on..
Click to expand...
Click to collapse
Depends on what radio version he/she has. If I'm not mistaken the recent radio updates dont allow you to downgrade.
just flashed that hboot file, didnt do anything
my hboot version is 6.17

Can't get S-OFF via Revolutionary

I'm currently S-ON with hboot 2.10.0001.
When I try to use Revolutionary to get s-off it tells me that I don't have the right Hboot version.
So I checked the wiki for the tool and it says I need 2.16.0001 or 2.15.0001.
I tried flashing 2.16.0001 in recovery and it appears to work but at the top of my bootloader it still says 2.10.0001?
I'm not sure what the issue is.
P.S. ive been running miui for a while and do have some root just not unlocked nand i guess.
topdnbass said:
I'm currently S-ON with hboot 2.10.0001.
When I try to use Revolutionary to get s-off it tells me that I don't have the right Hboot version.
So I checked the wiki for the tool and it says I need 2.16.0001 or 2.15.0001.
I tried flashing 2.16.0001 in recovery and it appears to work but at the top of my bootloader it still says 2.10.0001?
I'm not sure what the issue is.
P.S. ive been running miui for a while and do have some root just not unlocked nand i guess.
Click to expand...
Click to collapse
have you tried unrevoked also you cant flash roms without being nand unlocked (s-off)
UPDATE: Never mind. Unrevoked forever got me S-OFF
I can certainly flash roms and access recovery. No problems there.
I definitely have root (titanium backup works and I can issue superuser commands in terminal)
Is it possible that the bootloader is wrong?
BTW I cant flash different recoveries, it goes through but when I check I still have the same recovery (Amon RA).
I used a very old method of rooting (prior to GB). Everything has been cool but I did revert to stock everything briefly about 7 months ago.
When I took my phone in cause of a burnt out battery.
Can I use unrevoked even though I'm already rooted?
Don't want to mess anything up since everything is working except small things like adaway (requires s-off and won't work unless i use ADB from recovery).
topdnbass said:
I can certainly flash roms and access recovery. No problems there.
I definitely have root (titanium backup works and I can issue superuser commands in terminal)
Is it possible that the bootloader is wrong?
BTW I cant flash different recoveries, it goes through but when I check I still have the same recovery (Amon RA).
I used a very old method of rooting (prior to GB). Everything has been cool but I did revert to stock everything briefly about 7 months ago.
When I took my phone in cause of a burnt out battery.
Can I use unrevoked even though I'm already rooted?
Don't want to mess anything up since everything is working except small things like adaway (requires s-off and won't work unless i use ADB from recovery).
Click to expand...
Click to collapse
I myself can't help with the unrevoked ?s because I never rooted a phone with unrevoked
Sent from my PC36100 using XDA App
Lmao revolutionary on 2.2
Sent from my PC36100 using XDA Premium App
Why not update to 2.3.3 OTA and then use unrevoked takes 3 minutes to root
Sent from my PC36100 using XDA Premium App

Flashing recovery when Perm root + s-on

Hi everybody,
I previously rooted and S-OFF my phone by downgrading from 1.72 to 1.34 and using gfree.
But my phone broke down and I just received my DZ from after-sales service, with stock ROM...
So I have few questions:
- I tried to root it with HTC super tool v3. I was not able to perma-root my DZ until I unlocked the stock bootloder using htcdev official method.
So I succeed in writing the system partition. But now i cannot flash a custom recovery (using ROM manager). S-off is only for bootloader/radio, so I should be able to do it with an unlocked bootloder, even if i'm still S-On, right ? What should be wrong?
- Now, if I want to S-off my phone, I must downgrade the radio to the one from 1.34 to use gfree, right ?
- What is the advantage of flashing an eng-hboot rather the official/unlocked one ?
Thanks,
Aurélien
Sent from my HTC Vision using XDA App
Check out my guide for htcdev unlock here, it'll explain how to flash a recovery.
To S-OFF you will have to relock the bootloader to downgrade, then use gfree.
Eng hboot lets you use a whole bunch of fastboot commands, and can help you fix your phone from a SOFT brick.
-Nipqer
Thanks for your reply Nipqer.
I will follow your guide.
But just to be sure I understand everything, I there a reason why I cannot flash the recovery after rooting the phone ? is there some kind of hardware lock enabled because of S-on ? in my case, is there any difference flashing from fastboot rather that ROm manager ?
And about the official unlocked hboot, Is there some kind of signature check when flashing that engineering one does not have?
Thanks again,
Aurélien
The emmc still has write protection if you use the htcdev method, so recoveries (and kernels) can only be flashed via fastboot.
So you cannot use Rom manager.
If the phone is S-ON it will perform a signature check, and only flash official HTC signed roms. S-OFF will let you flash any rom.
-Nipqer
Thanks for the explanation !
Sent from my HTC Vision using XDA App

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