If you’re playing BingoPlus on mobile, start by logging in through the official...

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 mobile, start by logging in through the official site with HTTPS to keep your info safe. Use a strong password and enable 2FA if you can—that extra step really helps