Have you reinstalled or updated your driver? If yes, and you are still facing the issue, then check the solution here:
https://forums.lenovo.com/t5/Lenovo-Yoga-Series-Notebooks/Wifi-and-Bluetooth-disappeared/m-p/4188280
https://answers.microsoft.com/en-us/windows/forum/all/wifi-stops-working-when-connecting-my-blueetooth/514a5b87-add9-4ba3-8b3c-f12b901d10c7[br]
https://www.systweak.com/blogs/how-to-update-realtek-bluetooth-driver/