To safely install or update the BingoPlus app, always download it from the...

https://spark-wiki.win/index.php/BingoPlus_Login_Failed_After_Installation:_How_to_Fix_Account-Access_Problems_Across_Android_and_iOS

To safely install or update the BingoPlus app, always download it from the official source at app.bingoplus.com. On Android, check your settings to allow installations from verified sources, while iOS users should use the App Store