Bootloader unlocking as a route to a modified Android system
How common it is: not established among minors.
Detection
A device may expose an unlocked-bootloader state/warning or other integrity signals depending on device and vendor. Developer Options being enabled is a weaker indicator and is not proof of modificati…
Fix (technical)
AOSP states that bootloader unlocking is denied unless OEM unlocking has been enabled under (siehe ui_strings_ref). Keep the production bootloader locked and do not enable OEM unlocking where high-int…
Fix (relational)
Device modification is often motivated by learning, customization or repair rather than content access. If the child is technically capable enough to modify the OS, negotiate a development/test device…
Residual risk
OEM implementations, unlockability and integrity reporting vary. No claim is made that this alone defeats current Family Link.
Sources
-
android-bootloader-unlock
-
android-cdd17-dev-options