Realtek Audio Driver is not working

I installed Realtek Audio Driver but is not working.
Realtek High Definition Audio HDAUDIO\FUNC_01&VEN_10EC&DEV_0888&SUBSYS_8086D608&REV_1000\4&3ACC46D&0&0201 39

This is the problem which i got in system information.
Can i have a solution?
 
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