If you are using GRBL (common for CNCs), adjust $1 (idle delay) and $110-112 (axis max rates) to match your new current and cooling setup.
: Some users find that uninstalling the RFCOMM protocol TDI in Device Manager and restarting allows the JL_SPP driver to initialize more cleanly. jlspp driver better
The JLSPP driver is expected to evolve in the future, with potential improvements including: If you are using GRBL (common for CNCs),
Use the "Check for updates" feature in Windows 11/10 settings. The driver is often delivered as an optional update under "Driver Updates". Address "Digital Signature" Issues jlspp driver better