DRM Keys

Gnubaver

Senior Member
Apr 19, 2011
130
17
0
If i make a TA Backup, will i be good to go with rooting and all that stuff without having to worry about anything?

With a backup, will i always be able to downgrade/upgrade to any custom firmware/original firmware, and or use kernels and stuff.

Unlock/Lock Bootloader.

Can i always go back to stock phone with drm keys and lock bootloader making it 100% factory stock?

And can i have a rooted device with unlocked bootloader + the drm functions working?
 

mathurmatt

Senior Member
May 2, 2013
275
83
0
Delhi
If i make a TA Backup, will i be good to go with rooting and all that stuff without having to worry about anything?

With a backup, will i always be able to downgrade/upgrade to any custom firmware/original firmware, and or use kernels and stuff.

Unlock/Lock Bootloader.

Can i always go back to stock phone with drm keys and lock bootloader making it 100% factory stock?

And can i have a rooted device with unlocked bootloader + the drm functions working?
The answer of all of your concerns is yes and yes you can always go to 100% factory state with your ta backed up ......
Assuming you will not mess up in flashing roms............;)
 

Xecu

Member
Jan 19, 2014
39
4
0
Are you sure? Cause what ive heard is, that you may backup your TA, but the DRM-Keys will remain forever lost.

For further information, this Thread questions the consequences of loosing DRM-Keys
 

eclyptos

Senior Member
Jun 14, 2008
3,041
640
0
Planet Earth
Yes.

"And can i have a rooted device with unlocked bootloader + the drm functions working?"

Not sure about that, what I know if you Unlock Bootlader the DRM Keys are lost and they do not working. Anyway if you have Backup TA you can go back to Stock with functionally DRM Keys.
 
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Svid

Senior Member
Sep 8, 2010
1,501
236
93
TLV
Downgrade to 4.2.2, root via vroot and use ta backup and you good to go. Did the same.

Sent from my C6902 using Tapatalk
 

Xecu

Member
Jan 19, 2014
39
4
0
Yes.

"And can i have a rooted device with unlocked bootloader + the drm functions working?"

Not sure about that, what I know if you Unlock Bootlader the DRM Keys are lost and they do not working. Anyway if you have Backup TA you can go back to Stock with functionally DRM Keys.
So I got something confused there. Good to know that I can always revert to pure stock.
 

N10AP

Senior Member
Nov 21, 2011
449
258
0
Nottingham
Are you sure? Cause what ive heard is, that you may backup your TA, but the DRM-Keys will remain forever lost.

For further information, this Thread questions the consequences of loosing DRM-Keys
Wrong. If you backed up your TA partition before you FIRST unlocked your bootloader, then your DRM keys are fine within the TA backup.

Test this if you like by downgrading to 4.2.2 WITHOUT restoring TA. Your camera will not focus etc etc

Now restore TA and as if by magic, everything is fine again (though your bootloader will be relocked)