20260429
Notes:
- VR04 firmware version v2.0.6 can't interconnect, bind, and be incompatible with v1 versions (v1.0.36, v1.0.44). If you upgrade your device to the v2 firmware, the file will be set to the default settings.
- VR04 v2 version can be rolled back to the v1.0.44 version via an SD card.
Update:
- Fix the issue where the RSSI value of the Air Unit always stays at 81.
- Fix the issue where the low battery alarm always works after you turn off the low battery alarm switch.
- Fix the issue where the mode switch pop-up interface displays in Chinese when the language is set to English.
- Fix the issue where the green light remains constantly on when there is a timeout after you click the frequency pairing of the Air Unit.
P1_GND_VR04_v2.0.6_20260429_ea0929a
Note: If you need to downgrade the VR04 V2 firmware to version v1.0.44, please use the following firmware (this firmware is based on the v1.0.44 firmware released on January 22, 2026, with only the naming modified by adding "_VR04". otherwise, the firmware will not be recognized).
P1_GND_VR04_v1.0.44_20260122_09de6e7
20260330
Notes:
- VR04 firmware version v2.0.5 is incompatible with v1 series versions (v1.0.36, v1.0.44). It does not support interconnection or mutual binding.
- VR04 v2 version can be rolled back to the v1.0.44 version using an SD card upgrade.
P1_GND_VR04_v2.0.5_20260330_a22d901
20260122
Note: It is recommended to use Air Unit firmware version 1.0.44 for compatibility. Firmware for P1 Air Unit HD VTX
Key Updates
- Added OSD font size adjustment feature in the Goggles;
- Introduced a firmware product name check during OTA updates—firmware not matching the running device's product name will be deemed invalid;
- Optimized signal strength display to address occasional weak signal indication after short‑range unlocking;
- Fixed an issue where recorded videos could not be seeked or saved properly in DaVinci Resolve;
- Fixed other known issues.
P1_GND_v1.0.44_20260122_09de6e7
20251110
Note: It is recommended to use Air Unit firmware version 1.0.36 for compatibility.
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