Look in > Optional updates > Driver updates . Many radio drivers are hidden here. 4. Troubleshoot "Missing" Radio If you don't see Bluetooth at all: Missing Drivers in Device Manager - windows 10 - Super User

To "download a radio driver" usually means you are looking for the software that controls your or Wi-Fi card (the physical radios in your PC). 📡

Avoid third-party "driver updater" websites. Go directly to your manufacturer's support page: : Best for Intel Wi-Fi/Bluetooth. Dell Support : Enter your Service Tag to get exact matches. HP Support : Use "Let HP identify your product."