Media file can not play.

[shr4861]

My sd card is 32 gb. it works goodly. bt when i formate it it doen not work properly like video file can not play, music file can not play. But apps can install. When i insert sd on phone my phone work slow. What can i do now? Please help me.

 

[shr4861]

MERGED QUESTION
Question from shr4861 : "Media file can not play."

My sd card is 32 gb. It works goodly. Butt when I formate it does not work properly like media file can not play but apps can install. When I insert sdcard into my phone, my pgone work slow. What should I do?