In Android 13, we’ve enabled a new UI that allows the lockscreen to show a redesigned user profile switcher. When multiple profiles are in place on the device, a profile picture appears at the ...

Android 13 is going to revamp the profile switcher that's on the lock screen. X ... The Android 13 developer preview is now live, ... you’ll see a large profile picture for the account.

Android 15 could solve a problem with profile picture synchronization at least on Pixel devices. Previous versions of Android had a problem where updated profile pictures didn’t sync immediately.