| Source | Type | Notes | |--------|------|-------| | (login required) | Official SDK + firmware binaries | Requires NDA for full access | | GitHub – jl_firmware_collection | Community repository | Search for "jl381a_bin" | | Techhifi forums (dedicated Bluetooth repair section) | Verified user uploads | Check post reputation score | | Original manufacturer’s support site | Official updates | Best for Anker, Soundcore, etc. | | Internet Archive (wayback machine) | Archived factory firmware | For discontinued products |
: Later maintenance rollouts (such as PD.02.18 and PD.02.21 ) applied routine security improvements and updated internal open-source components for the web server. PD.02.22 Release Notes - HPE Aruba Networking jl381a firmware
is also widely used as a stable release for those coming from the older PD.01 software branch. | Source | Type | Notes | |--------|------|-------|
Unlike a PC’s BIOS, the firmware on the JL381A is a full-featured network OS called (formerly ProVision). This software controls everything from VLAN tagging and PoE allocation to OSPF routing and access control lists (ACLs). Unlike a PC’s BIOS, the firmware on the