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

2 votes

Does factory reset on one device affect the same accounts on another device?

A factory reset just deletes all your user data locally on your phone. Data stored in the cloud and synchronized to other devices linked via an account and are not affected. Even if you don't trust th …
Robert's user avatar
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0 votes

Serial Number Got Changed After Factory Reset

I assume you are talking about the "Android ID". This Android ID is a 15 or 16 characters long ID exactly like the example in your question. The Android ID is not device specific and is stored in the …
Robert's user avatar
  • 21.7k
1 vote

How to Securely Delete Data from Phone and Card

Erasing your phone internal memory I have not tried it but using Android fastboot or an recovery ROM it should be possible to overwrite each partition on your device. Fastboot also supports an erase …
Robert's user avatar
  • 21.7k
1 vote

HTC One M8 encrypted it's self, decyption failed, data corrupt, reset doesn't work

You can try to download and install the firmware via fastboot. HTC provides the firmware for a lot of One M8 variants. Or you unlock the bootloader (oficcially supported by HTC) and install Lineage …
Robert's user avatar
  • 21.7k
0 votes
Accepted

Wifi not turning on/Stuck on "Turning on...", is there any other solution

I would recommend to you to totally shut down the phone. Shutting it down powers off a lot components which is like a hard reset. Usually one would expect that there is no difference between shutting …
Robert's user avatar
  • 21.7k
6 votes

Does factory reset wear out UFS storage?

A factory reset is nothing you have to worry about in terms of flash wear out. Modern Android devices do encrypt all user data by default, even if you have not set-up a lock screen pattern/PIN/passwor …
Robert's user avatar
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0 votes

Disable reset in settings

adb shell pm disable does not uninstall but simply disables an installed app. And the information about which app is disabled is stored in your user data partition. If you perform a factory reset the …
Robert's user avatar
  • 21.7k
2 votes

Does Android automatically back up the old/original data after a factory data reset?

A factory reset erases all data on the user data partition. On Android devices with default encryption this process is unreversible. Any backup has to be taken before a factory reset is performed. If …
Robert's user avatar
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1 vote

Is my data secure after factory reset with NO password SET

The file encryption on Android 10 is used no matter if you have set a lock screen password or not. The file encryption does incorporate the password but an additional secret random key is also require …
Robert's user avatar
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2 votes

Certain Wi-Fi network not available on Motorola Milestone with Cyanogenmod

There are two possibilities: If your WLAN is running in 2.4GHz mode you should chekc the used channel. Not all channels are allowed in all countries - especiall in the US the channels higher than 13 …
Robert's user avatar
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1 vote
Accepted

ADB sideload regularly loads LineageOS ROM, but gets stuck at 0% with stock firmware, why?

Not every ZIP file can be side-loaded. I am not sure what properties need to be fulfilled by an ZIP file that can be side-loaded. One indicator is the existence of the directory META-INF/com/google/an …
Robert's user avatar
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