Laptop

 

Fix Dell Wi-Fi Not Working in Windows 10/8/7 

Solution Login cmd as administrtor-->type

netsh int ip reset c:\resetlog.txt

netsh winsock restart  

ipconfig/flushdns

exit press enter

restart

SMPS Problem

 1) How to check SMPS without booting the computer.

Solution: Insert single wire in green and black color .

2) SMPS doesn't work.

Solution: Change Voltage from 230 V to 115 V