Restore Nandroid Backup after flashing custom rom? - T-Mobile LG G2x

Hey.
If I flash custom rom and then decide to go back to stock rom, do I just run the nandroid backup on top of the custom rom, or I have to wipe or something to make it run smooth and fast?
Thanks.

I just restore. But if u feel a lil frantic about issues do the normal wipe process
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SAme here, never wiped, always worked great.
It wont hurt, but it wont change anything either, because restoring the nandroid rom actually does that for you automatically

Related

[Q] cwm back up restore tutorial

did a search didnt find anything...
I hear ppl backup and restore there using cwm what does that do ? why does it actually restore?
When you back up using CWM you are doing what is called a nanadroid back up. When you run the back up it creates a complete image of your phone in its current state so all system and data apps, personal settings widgets on your home screen etc are all backed up. So if you flash a new rom and you don't like it rather than starting from scratch you can just restore your nandroid and your phone will be back to the state it was before you flashed the new rom
I would recomend doing a nadroid back up before you flash anything in recovery, some people might say this is required but in my personal experince it can't hurt.
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thanks i guess ill just back up after i get alll my settings like ringtones, settings, apps downloaded etc.
why would i do it b4 i flash anything in cwm?
(I would recomend doing a nadroid back up before you flash anything in recovery, some people might say this is required but in my personal experince it can't hurt.)
If you flash something in cwm that you were not supposed to, like a theme not designed for your rom, it can cause the phone not boot. If you did a nandroid you can just restore and everything will be back to how it was before you flashed
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please
cjward23 said:
If you flash something in cwm that you were not supposed to, like a theme not designed for your rom, it can cause the phone not boot. If you did a nandroid you can just restore and everything will be back to how it was before you flashed
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how can i restore it?? fullwipe>wipecache>restore, or what?
When restoring nandroid, you Don't have to wipe anything, just restore
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http://www.addictivetips.com/mobile...-and-how-to-use-it-on-android-complete-guide/
http://forum.xda-developers.com/showthread.php?t=1059485
it is a really simple thing.. I just did it for the first time and it feels easy and nice to have your whole system backed up on your sd card

Unable to Restore CWM backups?

I can't restore my CWM backups. I get an error saying unable to mount system.
I'm not using ROM Manager and I even tried reinstalling the same ROM that I made the backup from and then restoring the backup, but it still doesn't work. I'm using Octane 2.x with DrHonk's KJ1 Kernel and my CWM version is 3.0.2.8x
I've seen several posts on this issue, but haven't seen a clear answer. Some people say it doesn't work and others have said it does. If anyone can provide some help, I'd appreciate it. I like to try out different ROMS and with other phones such as the Vibrant (yes I know this phone is different) I have always made a backup with CWM and if I didn't like the ROM I could go right back to my previous one with very little work. I know I can use Titanium and I do that, but you can't restore everything so I end up having to redo a lot of stuff.
If anyone can provide some help with this, I would appreciate it.
Thanks,
From what I understand, you'll get that error when you restore a GB backup. Froyo works fine.
As a work around, you can boot into CWM, flash Dr Honks Bali kernel, then goto advanced>reboot recovery. When CWM boots again, you can restore your backup.
Another work around that I've seen mentioned is to boot into CWM, reflash the ROM of the backup you want to restore. Once the ROM flashes, goto backup/restore>advanced restore and backup the data only. That way you get the system partition from flashing the ROM, and your old data partition from your backup.
I haven't tried either of these methods. Guess I probably should have disclosed that first, but this is what I have gathered by reading some of these threads.
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dbldown7 said:
From what I understand, you'll get that error when you restore a GB backup. Froyo works fine.
As a work around, you can boot into CWM, flash Dr Honks Bali kernel, then goto advanced>reboot recovery. When CWM boots again, you can restore your backup.
Another work around that I've seen mentioned is to boot into CWM, reflash the ROM of the backup you want to restore. Once the ROM flashes, goto backup/restore>advanced restore and backup the data only. That way you get the system partition from flashing the ROM, and your old data partition from your backup.
I haven't tried either of these methods. Guess I probably should have disclosed that first, but this is what I have gathered by reading some of these threads.
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This is mostly correct. Just left one thing out. Make sure after you flash Bali and restore your nandroid that you also reflash cwm/voodoo kernel.
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dbldown7 said:
From what I understand, you'll get that error when you restore a GB backup. Froyo works fine.
As a work around, you can boot into CWM, flash Dr Honks Bali kernel, then goto advanced>reboot recovery. When CWM boots again, you can restore your backup.
Another work around that I've seen mentioned is to boot into CWM, reflash the ROM of the backup you want to restore. Once the ROM flashes, goto backup/restore>advanced restore and backup the data only. That way you get the system partition from flashing the ROM, and your old data partition from your backup.
I haven't tried either of these methods. Guess I probably should have disclosed that first, but this is what I have gathered by reading some of these threads.
Sent from my SGH-T959V using XDA App
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Thanks for the response. I guess I'll try to doing an advanced restore of the data the next time since that sounds like the least painful method. If that doesn't work I'll try the bali kernel.
Please keep in mind that you CANNOT perform an advanced data restore from Froyo to GB. It will cause issues, such as incoming calls going directly to voice mail.
If you are moving from Froyo to GB, be sure to create a backup of your apps and data using Titanium Backup. Restore everything once you're on GB and it'll work fine.
bkoon1218 said:
Please keep in mind that you CANNOT perform an advanced data restore from Froyo to GB. It will cause issues, such as incoming calls going directly to voice mail.
If you are moving from Froyo to GB, be sure to create a backup of your apps and data using Titanium Backup. Restore everything once you're on GB and it'll work fine.
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I'm doing GB to GB.
dbldown7 said:
From what I understand, you'll get that error when you restore a GB backup. Froyo works fine.
As a work around, you can boot into CWM, flash Dr Honks Bali kernel, then goto advanced>reboot recovery. When CWM boots again, you can restore your backup.
Another work around that I've seen mentioned is to boot into CWM, reflash the ROM of the backup you want to restore. Once the ROM flashes, goto backup/restore>advanced restore and backup the data only. That way you get the system partition from flashing the ROM, and your old data partition from your backup.
I haven't tried either of these methods. Guess I probably should have disclosed that first, but this is what I have gathered by reading some of these threads.
Sent from my SGH-T959V using XDA App
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I followed the first suggestion, flashing Dr Honks Bali 3.3 Kernel and it worked great. Just make sure you re-flash your old kernel before you reboot and you'll be fine. Thanks for this.

Nandroid backup restore

I was running a ROM versed on ulcb3 and using the entropy DD kernel. I just restored a nandroid backup to an L2 based ROM that was packaged with infusion-GB A2. I wiped prior to restore in cwm.
My settings now tells me I'm using the b3 baseband, and I can't tell what kernel I'm on. does a nandroid backup restore the modern and the kernel? I'm guessing kernel yes, modem no. Can anyone confirm?
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You have to flash the kernel you were using with the backup. I wipe data, flash the kernel that is supposed to be with my restore then ill do my nandroid restore. You then have to flash the modem that you want. Doing restores on the infuse is a little tricky at first.
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On a similar note.... when switching between roms that are both nandroided, full wipe, cache, and dalvic are still necessary? I figured a nandroid restore would rebuild the whole phone to the snapshot that was taken at the time of backup......
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chipstien said:
On a similar note.... when switching between roms that are both nandroided, full wipe, cache, and dalvic are still necessary? I figured a nandroid restore would rebuild the whole phone to the snapshot that was taken at the time of backup......
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I do a full wipe. It only takes 20 seconds extra.
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Ya for some odd reason when i attempt to use the nandroid back up & restore future i get bootloops on the samsung screen upon restoring, i don't get it. On my HTC i can do it without any problems. Do i have to flash the appropriate kernel for the ROM when i want to revert to it?
slicingtaco said:
Ya for some odd reason when i attempt to use the nandroid back up & restore future i get bootloops on the samsung screen upon restoring, i don't get it. On my HTC i can do it without any problems. Do i have to flash the appropriate kernel for the ROM when i want to revert to it?
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Never had luck with the nan backup...I use Zen tool kit for the infuse...to do a full back up...works great...
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slicingtaco said:
Ya for some odd reason when i attempt to use the nandroid back up & restore future i get bootloops on the samsung screen upon restoring, i don't get it. On my HTC i can do it without any problems. Do i have to flash the appropriate kernel for the ROM when i want to revert to it?
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When restoring a nandroid, you should only restore the data in the advanced restore option. Make sure to do wipes prior to flashing a new ROM.
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Restoring from backup

Does anyone know if restoring a ROM from backup is good or bad. Reason I'm asking is becausE I'm about to make a backup of my current setup so I can try a new ROM, and if I don't like it and want to restore from a backup will everything work fine. Thanks in advance
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jvx333 said:
Does anyone know if restoring a ROM from backup is good or bad. Reason I'm asking is becausE I'm about to make a backup of my current setup so I can try a new ROM, and if I don't like it and want to restore from a backup will everything work fine. Thanks in advance
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that's the point of the backup... just wipe things before installing the backup.
yea its not a bad a idea to do the backup protect u from a bad flash and as he said thats why the option there 8)
To better answer your question: restoring from a backup restores EVERYTHING to that EXACT state your phone was when you initially did your backup.
So it's not bad, and actually very good . I have 5 different ROM backups on my sd card.
Rom Factory
You can also use Rom Factory and create your own rom. This will not create a total backup of your phone, just the required folders for the operating system.

Back up questions

1. If I backup the existing Rom from Rom manager or titanium backup, is it the same thing?
2. If I backup once is it needed to back up every time I change room, or I can use only one backup?
Thanks
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They're different. ROM Manager is the Recovery Backup i.e. of your entire internal memory whereas Titanium just does a back up of apps.
Backup your ROM with ROM Manager each time you flash something and when you change ROM use Titanium and ROM Manager.
I use 4 ext recovery to back up it'soooo easy and it works wonderfully! I got in a pinch the other day and it was sooo easy to restore my old rom from 4ext back up! I just go into recovery manage backups and from there you can create a new back up or restore. If your restoring make sure to do full wipe ok. But you might try 4ext. I really love it ! It's so easy to use! Easy is good! You might want to give it a try . I use 4ext touch. Is absolutely wonderful!
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realsis said:
I use 4 ext recovery to back up it'soooo easy and it works wonderfully! I got in a pinch the other day and it was sooo easy to restore my old rom from 4ext back up! I just go into recovery manage backups and from there you can create a new back up or restore. If your restoring make sure to do full wipe ok. But you might try 4ext. I really love it ! It's so easy to use! Easy is good! You might want to give it a try . I use 4ext touch. Is absolutely wonderful!
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Yes 4EXT is a very nice recovery, but when restoring from a NANDroid backup there is really no need to do any wipes. If you watch as $EXT or any other recovery restores from a backup, it does a wipe of each partion before it restores that partion and it also wipes the both delvick cache and cache before restoring them.
Thanks I didn't know that I've been wiping good to know
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