If your PC cannot "see" the YET-M1, the issue is likely with your computer's built-in Bluetooth driver, not the YET-M1 itself. How To Update Bluetooth Driver On Windows 11 / 10
When you see a yellow exclamation mark next to “YetM1 Bluetooth” in Device Manager, Windows 10 lacks the correct .INF and .SYS files to communicate with the hardware. yetm1 bluetooth driver windows 10