NSIS

GPU : AMD Radeon RX 570 4GB Drivers : 22.5.1 (Downgraded because 22.5.2 doesn't have MSI Afterburner control) Sometimes when browsing the internet, watching videos or playing games, my monitor just goes black and then a AMD error message pops up (NSIS Error) and AMD Wattman Settings error I...

Please suggest me any app through which i can have a video call through my mobile (or even laptop will do) by connecting WIFI or any other mode except Internet... I just want to use this app to call near by my surrounding. But i don't want to use Internet for this...