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submitted 3 days ago by tiz@lemmy.ml to c/android@lemmy.world

I'm thinking of selling my pixel 8 and before doing that I know I should wipe the phone entirely. I am cautious when it comes to handling my data like writing 0s to HDDs (even multiple times with some randomness) on PC whenever I'm handing them out. But I'm not sure about phones.

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[-] BlackEco@lemmy.blackeco.com 53 points 3 days ago

Modern phones (Pixel 8 included) encrypt their data by default: since factory reset wipes out the encryption key, there is no way to recover the data, so you should be safe.

[-] bhamlin@lemmy.world 4 points 3 days ago

Well, full honesty, not no way. But it's hard enough that you really only have to fear state actors and even they will have a very difficult time of it.

[-] ghen@sh.itjust.works 4 points 2 days ago

To further expand on this, you need to pull the storage drive and use an electron microscope. So if your stuff is not important to afford electron microscope time then you're fine with wiping the encryption keys.

[-] masterofn001@lemmy.ca 6 points 3 days ago* (last edited 3 days ago)

I know with some phones (lg specifically), a partition that recorded certain telemetry data (all your passwords, location, sms, calls, lol) survived full system resets.

https://xdaforums.com/t/mlt-apk-disable-or-remove-lg-is-watching-you.2187920/page-6

The only absolutely certain way to leave no data would be to flash the firmware and all partitions.

Because you have a pixel, you could flash graphene and then flash back to stock.

Remove any accounts first and reset device so you don't run into frp issues.

[-] tiz@lemmy.ml 2 points 2 days ago

Thanks. I actually just did!

flash graphene back to stock

[-] kylekatarn@lemmy.world 1 points 3 days ago

You might be able to overwrite the data partition with this custom recovery

github.com/leegarchat/twrp_device_google_pixels/releases

this post was submitted on 22 Aug 2026
39 points (100.0% liked)

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