For Windows 10/11 Pro users, you can forcibly reinject a driver from a backup using DISM (Deployment Imaging Service and Management Tool). You need a USB with a driver .inf file.
This is the most effective method to restore connectivity without external hardware. If the Wi-Fi driver is gone, the Ethernet driver usually remains functional. accidentally deleted wifi driver exclusive
Windows attempts to detect missing drivers automatically. For Windows 10/11 Pro users, you can forcibly
Download the “LAN/Network” driver even if you think you don’t need it. Many WiFi driver installers require an active internet connection to unpack—the LAN driver lets you use USB tethering from a phone. If the Wi-Fi driver is gone, the Ethernet
"You deleted your WiFi driver. Your laptop is now a paperweight. You have no Ethernet port. Your roommates are asleep. Here is the exclusive three-minute recovery that Microsoft doesn't want you to know—using only your Android charger cable."
Before searching online, realize that Windows keeps a backup of original drivers in a hidden folder. This works 40% of the time, even after you delete the driver.