If you’re playing BingoPlus on your phone, make sure you log in only through...

https://sierra-wiki.win/index.php/BingoPlus_Login_Problems_After_Reinstall_%E2%80%93_What_Could_Cause_It%3F

If you’re playing BingoPlus on your phone, make sure you log in only through the official site with HTTPS to keep your info safe. Use a strong password and enable 2FA if you can