The base protocol layer underneath SPP can become corrupted during pairing cycles. Inside , expand the Bluetooth category.
If none of the above works and you are positive you do not want or need the device, you can force Windows to ignore it. In , right-click on JL_SPP , select Properties > General and choose "Disable device" from the dropdown menu under "Device usage." This prevents Windows from ever loading a driver for it. The device will still appear in Device Manager but will be greyed out. jl-spp driver
"JL" stands for Zhuhai Jieli Technology , a prominent semiconductor manufacturer that builds ultra-affordable Bluetooth microprocessors. These processors power millions of unbranded or budget-tier wireless earbuds, portable speakers, and generic Bluetooth dongles. The base protocol layer underneath SPP can become
Windows may not automatically install an SPP driver for JL devices. If the device shows up as "JL-SPP" with a yellow exclamation mark: In , right-click on JL_SPP , select Properties
You’ll encounter JL-SPP drivers in two common scenarios:
The JL-SPP driver operates by creating a virtual serial port on the computer, which allows devices to communicate with the operating system as if they were directly connected to a physical serial port. Here's a step-by-step overview of the process: