how to fix wifi problems windows 7,8,10

1st attempt to fix
ipconfig /all
ipconfig /release
ipconfig /renew
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2nd Attempt to fix
netsh int ip reset c:resetlog.txt
most restart computer
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3rd attempt to fix
netsh winsock reset
most restart computer as well
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4th attempt to fix
netsh int tcp set heuristics disabled

netsh int tcp set global autotuninglevel=disabled

netsh int tcp set global rss=enabled

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LINK TO THE NEW VIDEO ON HOW TO TROUBLE SHOOT YOUR NETWORK https://www.youtube.com/watch?v=EoMr6cwWnrY

source
how to repair windows 7