Simple, but effective. Windows will notice a hardware piece (your Wi-Fi card) has no driver and will attempt to reinstall the basic one from its internal storage. Scan for Hardware Changes: Right-click the Start button and select Device Manager .
If Windows cannot find the driver locally, you must provide it with a temporary internet connection: USB Tethering accidentally deleted wifi driver exclusive
If you cannot find the exclusive driver because the manufacturer’s website is broken or your laptop model is discontinued, use this exclusive trick. Simple, but effective
If Windows can't find the driver on its own, you’ll need to provide it. This is tricky without internet, but you have three "backdoor" options: If Windows cannot find the driver locally, you
In an instant: The WiFi icon vanishes from your taskbar. The network list is empty. You are offline.