Factory Reset for selling phone - Nexus S Q&A, Help & Troubleshooting

If I factory reset will it reset the kernel and radio to stock? I also have a few mods, will factory reset delete these? Should I just erase all data in CWM instead?

It will reset to the your current setup unless you actually flash the factory ROM.
Sent from my Nexus S 4G using xda premium

sawalke4 said:
If I factory reset will it reset the kernel and radio to stock? I also have a few mods, will factory reset delete these? Should I just erase all data in CWM instead?
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To make it simple no it won't. Factory reset will wipe your dalvik/cache/data. To return it to stock your going to have to flash a stock image. Which can be found here and will give you stock radio, kernel, recovery and will get rid of the mods you installed. Dont forget to wipe your sdcard AFTER you've done all that and your set. You can also relock your bootloader if you unlocked it.
Sent from my Nexus S using xda app-developers app

Related

[Q] Will a factory reset take my Xoom back to stock?

Will simply doing a factory reset take my Xoom back to stock (for the 4G upgrade) or will I have to go through the un-root and re-lock processes?
Unroot and unlock.
Sent from my PC36100 using XDA App
if you are running a custom rom, factory reset will only wipe all user data, bringing you back to the beginning of the rom (like booting the rom for the first time) do what the guy above me said to go back to stock
dslcpm said:
Will simply doing a factory reset take my Xoom back to stock (for the 4G upgrade) or will I have to go through the un-root and re-lock processes?
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You can probably find the stock image for your specific device here: http://forum.xda-developers.com/showthread.php?t=1049485

Want to go back

I recently updated my nexus S i9023 to 4.0.3 and dont like it, its very laggy! How do i go back to 2.3.6?
Restore a nandroid backup...
Choose a rom from here and flash. You'll probably want 2.3.6.
Sent from my Nexus S using xda premium
Before you revert to gb, you'll have to perform a full wipe, not just a factory reset. Open the Mounts menu in cwm, then format system, boot, data, and cache - then restore your backup or flash a different rom.
How do i do that?
Jack807 said:
How do i do that?
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I take it you're bootloader is not unlocked? You'll need to unlock your bootloader in order to flash a different (in this case older) rom.

how to do a full wipe.

i want to upgrade from viper c2 5.00 to 5.10
can u teach me how to do a full wipe, im using twrp.
cuz i read many threads and its all different methods, thanks.
Just factory reset from twrp. That should suffice. But if you really want to do a full wipe then you can manually select what you want to wipe from advance tab in wipe
Sent from my HTC One S using XDA Premium 4 mobile app
Lost root
the hungry kid said:
Just factory reset from twrp. That should suffice. But if you really want to do a full wipe then you can manually select what you want to wipe from advance tab in wipe
Sent from my HTC One S using XDA Premium 4 mobile app
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I just did this before flashing a new ROM and seem to have lost Root privilege.
Is this normally what happens when Factory Resetting with TWRP?
sixty4h said:
I just did this before flashing a new ROM and seem to have lost Root privilege.
Is this normally what happens when Factory Resetting with TWRP?
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Yes it's normal.
TWRP will ask you to restore root privilege before leaving recovery. Just follow the procedure.

Factory reset?

Can I do a factory reset with out screwing my phone up? Like from the actual settings?
I don't want to loose root or nothing I just want a clean start the easy Way lol anybody can help?
Sent from my HTC6525LVW using XDA Premium 4 mobile app
dunn816 said:
Can I do a factory reset with out screwing my phone up? Like from the actual settings?
I don't want to loose root or nothing I just want a clean start the easy Way lol anybody can help?
Sent from my HTC6525LVW using XDA Premium 4 mobile app
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Not sure if you will lose root. Since you are already rooted the best way to go is use a custom recovery and factory wipe in recovery.
Once you have a custom recovery installed, why would you even want to use the Factory Reset function in the stock rom? You can do everything you need to do with much more flexbility in TWRP.
No idea what happens on the M8 if you do this, but I can tell you that on the Transformer tablets a factory reset from settings wiith CWM or TWRP installed left you in a nasty forced reboot to recovery loop.
Don't do it!
Oh - and no, any kind of wipe of data/cache/dalvik will not affect root. If you wipe /system it will, but then you wouldn't have a rom installed anyway!
Just do the factory wipe in TWRP. That'll wipe everything but /system and /data/media/ where your personal files (pics, videos, docs) live. If you want to get rid of those too format data in TWRP.
Edit: Sorry, didn't read your post correctly. Did you only root with Weaksauce? No S-off, no permanent root, no custom recovery?
In that case it depends where Weaksauce is installed to. I can't remember - Weaksauce didn't survive for long after using firewater, but my guess is, it would be installed to /data. And yes - a factory reset would wipe the app and you would have to install it again.

Re flashing my rom?

I'm selling my galaxy and it says it has unofficial cynoganmod on it.
I basically need to re flash it so my Gmail is logged out and fresh for the new person
Sent from my GT-N7105 using XDA Free mobile app
You need to go to recovery and do a factory reset, reflashing the rom will only work if you also wipe data and caches as, well, which is done with a factory reset too

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