ASUS X550L laptop series does not have official, dedicated Bluetooth drivers released for Windows 11 by the manufacturer. Because this hardware is from an older generation, the latest official support generally stops at Windows 10.
It is possible that Bluetooth has been disabled in the BIOS. asus x550l bluetooth driver windows 11
Open PowerShell as Administrator and run: ASUS X550L laptop series does not have official,
, and check "Run this program in compatibility mode for Windows 8" or "Windows 10". Windows Update asus x550l bluetooth driver windows 11