
Install.
Drag to Applications.
Ad-hoc QA build · not notarized · Google sign-in for checkout.
Update: finish transfers, then quit.
Verify build
Drag to Applications.
Ad-hoc QA build · not notarized · Google sign-in for checkout.
Update: finish transfers, then quit.
Verify build
If blocked: Settings → Privacy & Security → Open Anyway.

Choose Open when asked.
Illustrations; macOS may vary.