Hello zeeshanhashmi ,
Checkout these steps Before You Give Up -
1- Update the Wireless Driver Software
2- Go to Wireless Adaptor Properties >Power Management >Allow the computer to turn off device to save Power and Please Uncheck the Box than Apply And Ok
3- You Might wanna Do the Network Reset By Going into Network Settings
4- as i am assuming you are Using The Home network Please Make Sure you Have selected Home network under your firewall
Update your antivirus Program .
Source - [https://fixingblog.com/windows-laptop-wont-connect-wireless-router/|https://fixingblog.com/windows-laptop-wont-connect-wireless-router/]
Thanks