I recently upgraded my Lenovo ThinkCentre M720q with an Intel AX200 card, and while the Wi-Fi is working perfectly, I'm having trouble with the Bluetooth. It seems like the Bluetooth functionality is present since I don't see any errors during boot up, but the Bluetooth Manager doesn't detect any devices. Interestingly, an old USB Bluetooth dongle I have does work fine for finding devices in pairing mode. What could be causing this issue?
3 Answers
It sounds like your PCIe card should support both Bluetooth and Wi-Fi, but sometimes only the Wi-Fi will work out of the box. It may be a driver issue or a configuration that needs to be checked to enable Bluetooth properly.
If you’re seeing both devices listed when you run `lspci` and `dmesg`, that's a good sign. But if Bluetooth isn't functioning, sometimes it's a driver issue. Ensure you have the latest firmware and check online forums for any specific issues related to the AX200 with your Linux version.
Make sure to check if your Bluetooth shows up using the `lsusb` command. Since Bluetooth on the M.2 card connects via USB, it should be recognized there.

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