Using the manufacturer's recommended software, upload the downloaded firmware to the ZXDZ 01 device.

: Many users have reported that performing a simple "factory reset" inexplicably breaks the Bluetooth functionality. The community "story" here is the hunt for specific firmware patches from August 2022 to restore the BT and Wi-Fi antennas. zxdz 01 firmware update

Contact support and ask for a “recovery package” that forces the downgrade. Using the manufacturer's recommended software

: Ensure your unit matches the AC8227L 1+16GB or 2+32GB configuration to avoid incompatible firmware. Method 1: Online (OTA) Update zxdz 01 firmware update

A: Expect 2–3 updates in the first year after your camera’s manufacture date, then rarely. The last known major update was April 2024.

Here is a helpful post/guide covering the most common scenarios for this hardware.

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