: Often, standard SPP drivers can be found by running a check for updates in Windows 11 or 10, provided the computer is connected to the internet.
refers to a Serial Port Profile (SPP) . It often appears in Windows Device Manager as an "Unknown Device" when a system detects a Bluetooth device—such as a smartphone, wireless headset, or speaker—that is trying to establish a serial data connection without a compatible driver pre-installed. Acer Community What is the JL_SPP Driver? jlspp driver better
If the JL_SPP entry appeared after using a USB-C port (e.g., with an iPhone), it can sometimes corrupt the USB controller. In this case, try in the Control Panel Power Options and restarting your PC. Reinstall the Device : : Often, standard SPP drivers can be found