hey there, my S10+ just updated a couple of days ago to One UI 3.0 and I now see what you're referencing about photo tags. Outside of location, they're gone. If I or anyone else finds an answer, I'll definitely post it here. Sorry.
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tap on a picture. tap on the 3 dots at the top right hand of your screen. tap on details. tap on edit. any tags are at the bottom below the picture.
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apparently, the ability to do that, without root access, will be available once you receive Android 11 https://lifehacker.com/how-to-legally-record-calls-with-android-11s-screen-rec-1845521348
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Not at all. Go to Best Buy, and you can get the same phone (e.g., S10+) unlocked, AT&T, Verizon, T-mobile. Updates on provisioned devices come from the carrier, not directly from Samsung. Each carrier has its own "flavor", so to speak.
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