[Q] What does factory reset actually do? - Milestone XT720 General

If I pushed all my apps to system apps via adb(assuming that there is enough internal space) and I factory reseted it, will the apps still be there? and the system apps that i removed via titanm back up will not be there after the factory reset rite? srry if this is a noob qn. Any help would be appreciated!!

It wipes the data & cache partitions. The apps will all be there but any data/ accounts would have to be reentered.

3rdstring said:
It wipes the data & cache partitions. The apps will all be there but any data/ accounts would have to be reentered.
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Ok i just wanna check; that means if install a game like angry birds and play for a while and then push it to system apps via adb, after factory resetting the phone the app will still be there but the saved game data would be gone? factory resetting only wipes data and cache partitions? that means that non system apps in internal memory will be gone after factory resetting rite?? thx for time!!

Related

When flashing, what option wipes my internal memory?

Hi guys, I've been flashing my new Galaxy S3 lately and have started to migrate my music library onto my internal 32GB. It's a healthy 15GB of music.
I run SynergyROM r66, and would like to load up r71 fairly soon, bu would not like to lose my music, as it is a pain to resync for me.
How do I do so without it reformatting my internal memory? I'm sticking with Synergy so I don't think I need to do a "clean wipe" right?
Is it as simple as Wipe Cache/Wipe Dalvik, then Install from SD, then reboot? No factory reset?
Any help is appreciated, thank you.
Blutonic said:
Hi guys, I've been flashing my new Galaxy S3 lately and have started to migrate my music library onto my internal 32GB. It's a healthy 15GB of music.
I run SynergyROM r66, and would like to load up r71 fairly soon, bu would not like to lose my music, as it is a pain to resync for me.
How do I do so without it reformatting my internal memory? I'm sticking with Synergy so I don't think I need to do a "clean wipe" right?
Is it as simple as Wipe Cache/Wipe Dalvik, then Install from SD, then reboot? No factory reset?
Any help is appreciated, thank you.
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data wipe/ factory reset from stock recovery formats internal memory. data/wipe factory reset from Cwm recovery only wipes system data and does not reformat internal sd, unless you manually do it thru mounts/storage menu in cwm...although you should be fine with just a cache wipe going to r71.
droidstyle said:
data wipe/ factory reset from stock recovery formats internal memory. data/wipe factory reset from Cwm recovery only wipes system data and does not reformat internal sd, unless you manually do it thru mounts/storage menu in cwm...although you should be fine with just a cache wipe going to r71.
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Cool, what about the Dalvik cache, what does that do?
Blutonic said:
Cool, what about the Dalvik cache, what does that do?
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I always wipe dalvik cache to be safe.
Blutonic said:
Cool, what about the Dalvik cache, what does that do?
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The Dalvik virtual machine deals with your apps. Whenever changing apps it's a good idea to clear it's cache so you don't have cached data for a different version of an app - this could confuse the machine and lead to problems.
Perfect. thanks for the help guys.
Wiping through cwm recovery in recovery (not the app itself) will not wipe your media or pictures or downloaded files etc. Your Music will be intact, but something not mentioned here yet, do you have an external sd card? Always a good idea to put that important stuff on it,or at least copies of it to be safe, including titanium backups. Though cwm won't wipe your media, if something goes wrong and you have to do a stock recovery, you may forget that cwm is NO LONGER there, and accidentally wipe your media like I did once bricking my galaxy player 5.0!
Sent from my SCH-I535 using xda premium
annoyingduck said:
Wiping through cwm recovery in recovery (not the app itself) will not wipe your media or pictures or downloaded files etc. Your Music will be intact, but something not mentioned here yet, do you have an external sd card? Always a good idea to put that important stuff on it,or at least copies of it to be safe, including titanium backups. Though cwm won't wipe your media, if something goes wrong and you have to do a stock recovery, you may forget that cwm is NO LONGER there, and accidentally wipe your media like I did once bricking my galaxy player 5.0!
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Yea, I got it all backed up to one of the Hard Drives on my computer. This should go smoothly.

System wipes and factory resets

What is the difference between a System wipe and. a factory reset. Doesn't Factory wipe the internal sd card clean and that is why we do Titanium Backup of our apps and store them on the external sd card? Will a system wipe require we do the same thing ?
lartomar2002 said:
What is the difference between a System wipe and. a factory reset. Doesn't Factory wipe the internal sd card clean and that is why we do Titanium Backup of our apps and store them on the external sd card? Will a system wipe require we do the same thing ?
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Factory reset - wipe all user download apps, reset (clear app data/cache) for all system apps. You will boot to a factory setup.
System wipe, you delete all the system apps the result is you have NO O/S to boot to. Twrp will alerts you that you have no O/S.
If you backup your system apps or user apps with Titanium, it will save you time to update. All system apps come with the rom but outdated, so once they installed, you need to update them.
TiBu offers as an option to do a system apps backup. Could those be used to replace the OS? I know a nanroid back up does this but I am curious about how everything works together. :cyclops:
lartomar2002 said:
TiBu offers as an option to do a system apps backup. Could those be used to replace the OS? I know a nanroid back up does this but I am curious about how everything works together. :cyclops:
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No, the O/S contained a lot more than just system apps, like Kernel, bootloader etc.. nandroid can backup all these, but not Tibu. Tibu only backing up system apps. You need the OS to install Tibu in order to restore system apps.
Edit: Tibu has an option to backup all system/user apps as a zip file and this file can be flash using twrp, but only apps, no O/S.(kernel, bootloader).
Okay, thank very much for clearing all of it up for me

when you Wipe Data/Factory Reset do you lose your apps?

when you Wipe Data/Factory Reset do you lose the data of your apps like in the folder /data in internal sd card? i play a lot of game and i don't wann lose my data
Andraxo said:
when you Wipe Data/Factory Reset do you lose the data of your apps like in the folder /data in internal sd card? i play a lot of game and i don't wann lose my data
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Yup m8,
No you don't.
reply
Yes it will back to Factory setting your phone
Your internal sd-card won't be erased. Just all of your apps will be deleted, the data of them won't.

[Q] Factory reset doesn't delete data/restore system?

Aside from the pee-stain at the bottom of the phone I did notice one thing. When you do a factory reset (and select/check that deleting userdata is okay) it does not:
• delete sdcard data
• remove user settings for apps/wifi
• restore modified system files (hosts, etc...)
• root remains as well
Is there actually a way to do a proper reset and have it restore things as it should? In line with that how do I securely erase the data if possible so in given it to a family or it ends up on some truck with Avast that the data can't be restored?
Thanks!
windraker said:
Aside from the pee-stain at the bottom of the phone I did notice one thing. When you do a factory reset (and select/check that deleting userdata is okay) it does not:
• delete sdcard data
• remove user settings for apps/wifi
• restore modified system files (hosts, etc...)
• root remains as well
Is there actually a way to do a proper reset and have it restore things as it should? In line with that how do I securely erase the data if possible so in given it to a family or it ends up on some truck with Avast that the data can't be restored?
Thanks!
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WTF? Factory reset does not actually factory reset..? This seems like a huge bug with CM11... Especially the part about the lack of deletion in the SD card and user settings.
an_xda said:
WTF? Factory reset does not actually factory reset..? This seems like a huge bug with CM11... Especially the part about the lack of deletion in the SD card and user settings.
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Nope. I had rooted the phone and while I think I lost root; the modified hosts file I changed (http://winhelp2002.mvps.org/hosts.htm) was still there as well as the entire SD card contents. It remembered my home wifi as well because I looked in settings and it showed my home one as "out of range"
Not sure if it's a bug or by design as I haven't tried flashing the stock image yet.
For a complete factory reset that will erase everything. Everything! You can do a factory reset from the boot loader. (Restart or power on phone and hold down the volume down button, scroll to factory reset, push power button) or from TRWP data reset, it makes you confirm and type "yes"
I reset my phone through the boot loader on accident a couple times and wanted to kick my dog.
Sent from my HTC One using XDA Free mobile app
You guys do know that factory resetting only formats the data partition excluding the /data/media directory. This is not a bug. It wouldn't need to do anything to the system partition of you don't root. And it's not able to restore the system partition without a system image and where are you going to store that? In the system partition? All user settings including apps and WiFi settings are stored on the data partition will actually be wiped unless when you log into your Google account you select restore from backup. There's no reason you would want to delete storage too when factory resetting unless you want to sell the phone and you can delete that in so many ways since it's your storage.
Sent from my TouchPad using XDA Premium 4 mobile app
cannonofcourse said:
For a complete factory reset that will erase everything. Everything! You can do a factory reset from the boot loader. (Restart or power on phone and hold down the volume down button, scroll to factory reset, push power button) or from TRWP data reset, it makes you confirm and type "yes"
I reset my phone through the boot loader on accident a couple times and wanted to kick my dog.
Sent from my HTC One using XDA Free mobile app
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The Jack of Clubs said:
You guys do know that factory resetting only formats the data partition excluding the /data/media directory. This is not a bug. It wouldn't need to do anything to the system partition of you don't root. And it's not able to restore the system partition without a system image and where are you going to store that? In the system partition? All user settings including apps and WiFi settings are stored on the data partition will actually be wiped unless when you log into your Google account you select restore from backup. There's no reason you would want to delete storage too when factory resetting unless you want to sell the phone and you can delete that in so many ways since it's your storage.
Sent from my TouchPad using XDA Premium 4 mobile app
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Thank you both Tried that and worked. Wanted to restore the hosts file to stock but couldn't find the original again. (didn't think to extract factory rom files on cyangen site)
The solution is in their FAQ.
so wait... if i factory reset from twrp... will my internal sd.. i.e. music.. and other files also get deleted?
abhimanyu bajaj said:
so wait... if i factory reset from twrp... will my internal sd.. i.e. music.. and other files also get deleted?
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No.
Transmitted via Bacon
timmaaa said:
No.
Transmitted via Bacon
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and if i flash a new rom... will it be deleted?
abhimanyu bajaj said:
and if i flash a new rom... will it be deleted?
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Just flashing the ROM by itself will not wipe data or internal storage, but you may encounter bugs (it's called dirty flashing). The best way to get a bug-less ROM is to clean flash which means wiping every partition. The only one that should be OK is internal so you don't have to wipe that one when clean flashing.
abhimanyu bajaj said:
and if i flash a new rom... will it be deleted?
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No, flashing a ROM doesn't wipe user data. When flashing a new ROM it's best to wipe system, data, cache, and dalvik cache, but it isn't necessary to wipe (internal storage) user data.
Newbie XDA member
I change my phone original bootanimation and then i get No Command when i factor reset .. Nothing Happend how do just restore my (/system) /system/media bootanimation.zip ... other way to fix this thing i have pc >?

Settings-factory reset wipe all data from phone?

A noob question - Does doing a factory reset from Settings wipe all data from phone? (including pictures , music documents etc? or only app and app data?
galaxys3lover said:
A noob question - Does doing a factory reset from Settings wipe all data from phone? (including pictures , music documents etc? or only app and app data?
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No it won't, unless hard reset which includes wiping the internal sd, has been done from within recovery.
Factory reset from within the phone menu will keep your personal/user data intact.

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