A reference desk for Android versions, compatibility and considered updates.

An update is not offered yet: how to investigate without forcing it
A news story about an Android update does not mean every phone receives it on the same day. Before attempting a workaround, identify whether…

Version names and version codes: why an app update number can be confusing
The version displayed to a reader and the version used to order Android app releases serve different purposes. Understanding that distinction helps explain why…

Before an Android update: a practical readiness checklist
A sensible update plan preserves a way to recover important work and leaves time to check the phone afterwards. The goal is not to…

Why two phones with the same Android version may run different apps
The Android release is one compatibility condition, not a complete specification. When one phone can install an app and another cannot, compare the requirements…

Android version, security patch and Play system update: read the three labels correctly
A phone can show a recent Android release and an older security patch at the same time. These labels describe different update tracks, so…