Hello and welcome to Apple Support Communities, khalidfromdhahran.
If I understand your post correctly, you're having trouble connecting to Wi-Fi since you updated to macOS High Sierra. I'd like to help.
Try the steps in this article:
Check for Wi-Fi issues using your Mac
Let us know if that resolves this issue for you.
Thanks for using the Apple Support Communities. Take care.
Since updating to the new Mac OS and I been having problems connecting to the internet.
1 reply
wifi is not connecting after update to high sierra