Try this (in Safe mode):
- Digit "cmd" in windows search bar
- Right click on "Command Prompt"
- Select "Run as Administrator"
- Digit "sfc /scannow" without quote and press ENTER
Then :
- Digit "cmd" in windows search bar
- Right click on "Command Prompt"
- Select "Run as Administrator"
- Digit "DISM /Online /Cleanup-Image /CheckHealth" without quote and press ENTER
- Digit "DISM /Online /Cleanup-Image /ScanHealth" without quote and press ENTER
- Digit "DISM /Online /Cleanup-Image /RestoreHealth" without quote and press ENTER
Perform the clean boot:
https://support.microsoft.com/en-za/help/929135...
Then check you network card removing and reinstalling it:
- Press WINDOWS + X
- Click on "Device Manager"
- Click on "Network card"
- Right click on your network card
- Click on "Uninstall device"
- Click on "Detects Hardware change" (monitor icon)
Then reboot.
This does not solve the problem either.