"Your photos, contacts, and memories are now ours. Pay 0.02 Bitcoin to this address within 72 hours. After that, we factory reset remotely. This is Extra Quality service."
And then everything went black. Day 3 after the flash. Oppo F3 Android 10 Update Download Extra Quality
The update took twenty minutes. When the phone rebooted, the boot animation shimmered in gold: "Android 10 — Extra Quality." "Your photos, contacts, and memories are now ours