Carlos
Please send us a picture of SN on the bottom of the PC.
Here are the possible solutions :
① Please clear the CMOS. Please turn off the PC , unplug the power supply, and press the CMOS button (or poke the hole of CMOS with a pin) for about 10 seconds . Next, restart the PC after ten minutes. Here is the tutorial [ https://mega.nz/file/2nIRGaYI#M2aIM2bkOJshrhE8sK8MNiKopfyHlqyjnn86TypZp2w] or [https://url.bee-link.cn/5FdW]
② Please go to the device manager to check if there is bluetooth driver, if no, please update the driver. Here is the driver source :[https://url.bee-link.cn/SzSO]. Here is the tutorial of updating the driver : https://buildin.ai/50c2dee7-dcde-4707-97d8-dc7eac84a4eb
③ Please right click the windows–computer management–double click Services–bluetooth–start the service.
④ Please right click the windows —setting -troubleshooting —other troubleshooters— bluetooth—run , let the PC diagnose the problem and solve it automatically.
⑤ Please go to the windows terminal (admin) > type in : sfc /scannow > then wait until finished.
⑥ Please try this software [https://mega.nz/file/X7hGVZwb#1tA5wEJhxH8BDtKxeB5qS2ZiIEUByAVZoOnzhSf4-Pg] or [https://url.bee-link.cn/meE5]