In my Samsung M31, After the last Update my wifi speed has been reduced. When I checked from my other samsung m31 prime that device is getting 36mbps and in my device its only 3-4mbps. Can any one please help. I tried network reset option, I tried re...

After the update when i plug in my earphone i.e. EHS64 in my j7 prime 32gb the buttons on the earphone doesn't work but that buttons are working in my mom's j7 max. plzz tell me the solution. I tried it in safe mode resetting settings but nothing w...