Hello , if you want to test your device!! You can Check your device in this samsung member apps itself , just go on Profile section there will be option to check device! .. It will have several test related to screen , button , connectivity, etc..
As per your query, we would request you to kindly perform the following steps to resolve your issue.
Disable Auto Blocker: Go to Settings>> Select Security and Privacy>>Select Auto Blocker>>Then turn it Off.
If the issue persists, kindly report the problems with a log file. To share a log file, click on the Samsung Members Application (Open the Samsung Members Application > Support> Tap on send feedback> Choose Composer> Select Error report > select the appropriate issue category> Type your query and send).
