Anybody still using a phone that has Android 6.0 Marshmallow is still supported as their Google account is still linked to their Marshmallow phone. However, it’s predecessor, 5.0 Lollipop ...

However, according to a new report, it appears that Android 15 will not allow you to install apps made for Android 6 (Marshmallow ... that same app on a phone using Android 14, and it installed.