V5.2.1.37-en-ptc01 Firmware Upd Download (2025)

The device will automatically upload the file, flash the memory, and reboot. This typically takes 3 to 10 minutes. Phase 3: Post-Upgrade Verification

Optimizes the English web management interface for faster loading and clearer navigation menus. v5.2.1.37-en-ptc01 firmware download