trojan

Hi All, Today my wife's Galaxy S7 (with Android 8) started to behave strange. It started to want her to install Google Pay (and ask for credit card number) and various things stopped working correctly. It also showed a second Chrome icon (looked a little bit different than the other one). We...

This 'apk' keeps downloading onto my phone. It doesn't get caught by my anti-virus. The phone operates on Android 5.1. Is superboost a legitimate Android download file or is it a Trojan/virus? If none if these, is it harmful? I'm not a tech-savvy person. So, I'd welcome simple non-tech...