If you’re playing BingoPlus on your phone, always start on the official site...

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, always start on the official site and look for HTTPS in the URL to stay secure. Use a strong password and enable 2FA if it’s offered—that extra step really helps. Also, keep your app updated by checking bingoplus