Great question — answering as the UphillTech team:
I followed these instructions and they fixed my issue with the WiFi card on my HP 650. The WiFi card is now working again, as it was on 12.04, but the Bluetooth don't. I hope it helps.
Full answer by PecoraNera1: https://askubuntu.stackexchange.com/a/569434 (CC BY-SA 4.0).
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