Hi.. I'm really anger of this problem.. I need to Move some items to Pendrive.. 1 month before OTG not connected at all.Now it is connecting but soonly it is disappearing where I'm connected with OTG.. 

I'm Thirumalai..I'm using Samsung Galaxy J6 Phone...I want to Connect OTG but it is not showing that OTG in File manager... OTG is not fault and pendrive is not fault.. But not showing... Help me to solve this problem.. 梁 Plz help me..