Select as the manufacturer and choose "Standard Serial over Bluetooth link" as the model. Important Note on Apple Devices
Most users only discover the phrase "JL_SPP" when a peripheral starts malfunctioning. Because the driver is frequently unsigned or missing from the native Microsoft driver database, it triggers a chain reaction of stability bugs: 1. Rapid Disconnection and Reconnection Loops
The device might frequently disconnect or fail to pair properly. jl-spp driver
Outdated drivers cause intermittent disconnections and high CPU usage. Here is how to safely update.
Connecting an iPhone or Android phone via a USB-C port that tries to initialize a serial communication interface. Select as the manufacturer and choose "Standard Serial
Sometimes, plugging in a mobile device (like an iPhone) via Type-C can cause the Windows USB controller to misidentify the serial interface as a JL_SPP device. Bluetooth Dongles: Generic USB Bluetooth adapters. How to Install or Fix the JL-SPP Driver
The (Joint Logic Serial Port Profile) is a critical software component that enables communication between a PC and Bluetooth-enabled devices using the Serial Port Profile (SPP). This driver often appears in the Windows Device Manager under "Other Devices" when a system detects a device—such as a barcode scanner, GPS receiver, or even certain smartphone interfaces—but lacks the specific instructions to communicate with it. 🛠️ What is the JL-SPP Driver? Rapid Disconnection and Reconnection Loops The device might
If you are a developer, the "JL_SPP" entry is a doorway to advanced Bluetooth communication. Jieli provides extensive Software Development Kits (SDKs) for developers to build applications for their Bluetooth chips.
You’ll encounter JL-SPP drivers in two common scenarios:
Generally low, but these drivers are often not digitally signed by Microsoft. How to Resolve the "Unknown Device" Error Run the Bluetooth Troubleshooter: Troubleshoot Other troubleshooters and run the Bluetooth Troubleshooter Uninstall and Refresh: Right-click the entry in Device Manager. Uninstall device (check "Delete the driver software" if available).
If automatic fails, you may need to look for a generic SPP driver.
