Google will require developer verification to install Android apps, including sideloading

They need to release a new version on F–Droid to get it registered too See latest posts in Google requiring developer identification for all apps (#599) · Issues · F-Droid / admin · GitLab and the follow up Google developer verification - apps signed by F-Droid from devs that registered (#665) · Issues · F-Droid / admin · GitLab