Questions tagged [factory-reset]

A factory reset results in a full reset of an Android device to the original settings of the currently-installed ROM.

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29
votes
6answers
2.8m views

How to bypass “Verify your account” (Factory Reset Protection)

I won a Samsung Galaxy S6 Edge, signed into it with my Google account, played around with it, wiped it, and sold it. Now the person can't get past setup because it's saying he must login with an ...
7
votes
1answer
5k views

Will factory resetting my device remove the Android upgrade?

I have upgraded my phone to Android 2.1. I need to reset my phone but I don't want to lose the upgrade. Is it possible to do this? How?
14
votes
3answers
535k views

How to fix “Invalid IMEI ” after Factory reset?

The question is simple "How to fix "Invalid IMEI " after Factory reset?" After factory reset my phone starts showing "Invalid IMEI" on both SIM slots and I can't call or to being called. The phone is ...
9
votes
1answer
24k views

My Android phone is completely reset, whats the best way to recover the deleted data?

A person at a phone store reset all the contents of my Motorola Moto G Android phone, and I did not give them permission to do so. I had many important pictures and videos, but the even more important ...
20
votes
4answers
27k views

Factory reset to restore performance? What are the disadvantages?

tl;dr: What bad things will happen if I do a factory reset? So I've had this original Droid for about a year and a half. I love this phone, and if only I could get it to be a bit faster and have a ...
2
votes
1answer
254 views

How to make a complete factory reset, without anyone being able to retrieve my data?

I will have a few Android phones that I will have to let go. I would like to make a proper clean wipe of the data, without no one being able to retrieve them, and do a factory reset. I have read ...
3
votes
5answers
43k views

Should i do the factory reset? If yes, what will i lose?

My android ( htc desire s ) phone is working fine when i don't put my micro sd card in it ( this card was free with the phone ). But my phone keeps restarting every few minutes if i keep the memory ...
21
votes
1answer
6k views

What is hard reset and what is factory reset?

It is mentioned at XDA Developers that one should do Factory reset or hard reset. I'm a bit confused about what is hard reset? Factory reset I suppose is using the option in settings to reset phone ...
9
votes
3answers
79k views

Inconsistent UIDS and wiping a data partition

I've inherited my wife's Android phone (GT540) when she got a newer, shining one :-) We think to have factory reset it (via the privacy option), and in fact it has finally stopped to refer to her ...
23
votes
2answers
30k views

Doing a clean install of Android on a Nexus phone or tablet

Recently I had a problem where my Nexus S phone would not upgrade to Jelly Bean. During the upgrade process I was getting an error message saying one of the files on my current system is corrupted, so ...
12
votes
3answers
181k views

How to recover apps from a factory reset?

I have some apps installed on my device and I want to perform a factory reset. Is there a simpler way to re-install my applications after the reset (with the least possible number of user ...
9
votes
4answers
84k views

On system restore, will I lose my software updates?

I have a Samsung Galaxy S3 and have it updated to 4.1.2 from ICS. If I restore my phone to factory settings (either by going to settings or by rooting), will I lose my updates? If so, is there any ...
6
votes
3answers
10k views

Factory reset left root intact?

I rooted my Dream/G1 last night and finally gave up on modding it (not for good mind you, but for the moment) and opted instead to just restore it to factory settings via Settings > SD card & ...
3
votes
1answer
9k views

How can I restore IMEI code after factory reset?

The phone is a Hero H2000 dual sim with Android v2.2.1, MTK Platform I get an Invalid IMEI error after a factory reset. How can I fix this?
5
votes
1answer
450 views

Why does a factory reset keep the operating system updated? [duplicate]

I recently did a factory reset to my phone and to my surprise, the operating system remained to the last updated version (6.0.0) and not the version I had when I bought the phone (5.0.0). Why does ...
4
votes
1answer
22k views

Virus smartphone not going away

This keeps coming up on my phone and I have done factory resets thrice already. My phone is only 3 months old, please help me get rid of this and it seems to infect other phones as well. I think it ...
2
votes
1answer
145k views

What will I lose when I do a factory reset? [duplicate]

I have Locked myself out of my phone because I entered too many pattern attempts. I can't sign into my Google account because my wi-fi isn't turned on. So I need to factory reset it. I'm just ...
9
votes
4answers
32k views

How can I disable or password protect my device's 'factory reset' function?

Is there any way to prevent a factory reset, like password protection? I would basically like to protect my phone from resetting if it gets stolen.
1
vote
3answers
49k views

Factory reset is disabled by kill switch on LG L16C

I cannot do a factory reset on a LGL16c, it comes up with screen to confirm reset and agreeing to wipe data, I say yes to both. Then it comes up with a screen that says Factory reset is disabled by ...
9
votes
2answers
35k views

Will resetting my unlocked phone to factory settings lock it again?

I have an unlocked G1 that is freaking out on me in various ways. If I "restore factory settings" am I going to wind up locking it?
4
votes
1answer
604 views

What is the right way to backup my whole phone?

I did a factory reset last night, and I'd like to try to mod my G1 but I want to make sure I have a good, complete recovery image. Preferably one that will restore things like my K9 mail settings, in ...
2
votes
1answer
10k views

Can I safely do a factory reset without losing root?

Sadly my quesiton isn't that simple. To make sure everyone unerstands I will explain as short but specific as possible: Initial: stock state, not rooted, nothing special I updated my HTC One M8 to ...
22
votes
4answers
66k views

Isn't Factory Reset exactly the same as wiping /data and /cache?

According to this article, /data ... Wiping this partition essentially performs a factory reset on your device, restoring it to the way it was when you first booted it, or the way it was after the ...
9
votes
2answers
15k views

Can a Factory Reset fix Malware Problem?

This recent story appeared on Slashdot regarding various malware apps that had invaded the Android Market. Google quickly removed them (and I was not infected - I don't typically download apps), but I ...
10
votes
4answers
863 views

What's the most complete way to erase all the data from my phone so it cannot be recovered?

I just got my replacement Droid and will be sending my current Droid back to Motorola. I'm sure they are going to refurbish it and resell it. I've backed up everything and I'm going to be keeping my ...
5
votes
4answers
51k views

No keyboard after factory reset. Can't install keyboard on phone with bluetooth, google play, sd card, etc

I have a Coolpad Quattro with Gingerbread 2.3. I didn't like the keyboards that came with the phone so I deleted them and got another one from the app store. Because my phone was running slowly, I did ...
5
votes
1answer
1k views

How to clear/wipe an Android phone before selling it?

I have two phones, the LG GT540 optimus and Samsung GT-i5800, both using Android 2.1, and I intend to sell them in the near future. Before selling (just like before selling a HDD), I want to wipe all ...
3
votes
3answers
11k views

How to do Factory Reset

I know the topic has been covered here. But this is something different. I got a Tablet in my workplace to work with. It has a primary email Id for which I don't know the password. So to remove this, ...
2
votes
3answers
48k views

How can I get the first boot Android welcome screen again without doing a factory reset?

Is it possible to get the welcome screen again after going through it without having to wipe the device? I mean the screen where you pick language, configure your Wi-Fi, log into a Google account, etc....
2
votes
1answer
30k views

How to hard reset a Samsung Galaxy GT-i5800?

My Samsung Galaxy GT-i5800 has had the wrong pass entered too many times, and now it's not opening up. So how do I do a factory reset on it, since all the workarounds I've tried (phoning it, mashing ...
0
votes
4answers
5k views

What will I lose if I reset my samsung Galaxy SI (GTi9000)?

I've had this phone for two years so all my photos are saved on the actual phone (not a micro SD card). I'm wondering if I reset it, will I lose all the photos saved on my phone? I'm not bothered ...
5
votes
4answers
2k views

can't update, can't do a factory reset

I have a Nexus S running Android 2.3.4. For a while now it's been trying to prompt me to install newer versions. Every time I try, it restarts, displays the cute robot error screen and doesn't come ...
5
votes
4answers
52k views

How to factory reset without data loss and undue pain?

I ran into a serious SMS bug, which knowledgeable users seem to be saying means the SMS message database is corrupt (source 1, source 2). This is consistent with my current experience. In my case I ...
5
votes
8answers
37k views

How to restore ColorNote notes after factory reset?

I forgot to backup my notes before factory reset and now apparently I have lost them all. Before doing factory reset though, Back up my data option in Settings >> Backup & Restore was checked but ...
2
votes
2answers
2k views

Is Google Authenticator data saved in the google backup cloud?

is the Google Authenticator saved with the google backup like wifi passwords, settings, gmail and some other google aps? If I will reflash my current system or make a clean install will it be backed ...
1
vote
1answer
353 views

Backup and restore CM10 on broken razr

My problem is a little bit complicated, I have a Razr (XT910) motorola phone, the screen is cracked and unusable, the tech support of my carrier (in Mexico) is unable to get the display from motorola.....
0
votes
1answer
740 views

How can I factory reset a European Huawei phone in China without access to Google?

Well, as you can see in the title......I am having a hard time in China. :) My phone is from Spain and I had to factory reset it (it got soft-bricked...just on its own. Weirdest thing ever). It is a ...
0
votes
1answer
2k views

Should I format /sdcard and /data if I want to wipe all personal data with Cyanogenmod?

I'm trying to completely wipe all personal data from my Nexus 4 with CM installed. I've seen different advice on different sites for making sure all my data is gone: Just do 'Factory Reset'. Do '...
7
votes
1answer
10k views

What really happens during a factory reset? Does it securely erase all data?

When you "factory reset" an android phone, are you formatting the phone storage by securely erasing all data and writing over them with zeroes, or are you simply deleting the files by hiding them from ...
13
votes
4answers
34k views

Can I wipe my phone even if I use it for 2-step verification?

I fear that if I reset my phone to factory defaults I'll never be able to access my Google Account again, since I use the Google Authentication app on it to provide the 2nd step of the verification. ...
7
votes
1answer
65k views

What fastboot erase actually does?

I've seem some suggestions on the internet that we can do a factory reset on the Motorola Moto G (2nd gen) by using the following commands: fastboot erase modemst1 fastboot erase modemst2 fastboot ...
6
votes
2answers
47k views

How do I export Telegram contacts to my phone?

I'm new here. My little brother accidentally touched the "reset factory" button in settings, and now I don't have my contacts on my phone! I have 1500 (almost 400 business) contacts with more than ...
3
votes
1answer
20k views

Cannot Factory Reset after Encrypting

I encrypted my phone but now want it not encrypted so have to factory reset. However, if I try to do this from the CWM Recovery it says -- Wiping data... Formatting /data... Error mounting /data! ...
2
votes
1answer
6k views

Better battery life by factory reset?

This is a bit odd. I thought I fairly well grokked how things worked, but this seems weird to me. I have an original Moto X. I've had it for almost two years now. It started off with Android 4.2 (...
2
votes
1answer
5k views

Does TWRP recovery support encrypted /data/ partition?

I have a smartphone that is running Android 6.0 Marshmallow. I encrypted the device using the builtin mechanism. Unfortunately I forgot the password (intentionally). The only option to recover the ...
0
votes
3answers
42k views

How to do a factory reset on Xperia Z with broken screen?

The screen on my Sony Xperia Z is cracked. I have now sold the phone so I need to delete my text messages, can anyone help? I can only press in certain areas of the screen so I can't click on factory ...
10
votes
4answers
529k views

How can I reset my phone without losing everything?

I have a Samsung Galaxy S I9000, it keeps lagging; freezing and turning on and off by itself. I want to reset it, if I do will I lose all my photos, contacts etc etc..? I can't figure out how to ...
4
votes
1answer
2k views

How to reinstall android to the fresh stock?

I have recently bought a used HTC Evo 3D from the internet. The phone itself is in perfectly working condition and the software is in its original state; that means it's not rooted, it's not running ...
3
votes
5answers
22k views

I did a factory reset to sell my phone, and my photos are still there according to the new owner…

I need help in this strange situation! I did a factory reset and cleared everything in my HTC One X, erased all files and photos, removed all accounts, and sold the phone. Now all my photos (2150!) ...
3
votes
1answer
302 views

Factory reset in phones that don't support SD-cards

Does factory reset on a phone without SD-card support delete the files stored in the ExternalStorageDirectory? Explanation : Say I have a device like the Galaxy S or an iPhone(I know, sacrilege) ...