If you’re playing BingoPlus on your phone, make sure you log in only through...
https://telegra.ph/What-Should-I-Do-If-BingoPlus-Login-Works-on-Wi-Fi-but-Not-on-Data-07-07
If you’re playing BingoPlus on your phone, make sure you log in only through the official site with HTTPS for secure connection. Use a strong password and enable 2FA if you can—that extra step really helps