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5 votes
1 answer
9k 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 ...
Paradox's user avatar
  • 153
7 votes
1 answer
12k 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 ...
Egghead99's user avatar
  • 183
1 vote
2 answers
235 views

Remove Sensitive Data From Work Phone

I've moved on from a previous job, and as part of the process I need to return my work provided phone. I have factory reset the phone, as well as electing to erase the SD card. There was some ...
Simon Hartcher's user avatar