Firmware

DHI_HYGA20A-R8_Eng_MCU_V1.001.0000002.0.R.250819.zip

Dahua firmware released Aug 28, 2025. Microcontroller firmware.

Released: Aug 28, 2025
Version: V1.001.0000002.0.R
Size: 89.2 KB
Hardware: Microcontroller firmware

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5: 17b4ec734dd8f20e51f5f8af28febd66
SHA-256: 3d93a0af83f8823ad61b71857532c84e22a37b715edd5a54f499af5eabc9ea38

Where it's published

Available from
Dahua
Dahua Download Center
Current
Sold as
- HY-GA20A-R8
V1.001.0000002.0.R · Listed date Aug 28, 2025
Vendor link (materialfile.dahuasecurity.com)

Compatible hardware

This is microcontroller firmware (an Intel HEX image): it updates a small chip inside a device, such as a PTZ motor controller, door station or access controller, not the device's main system. It has no operating system and no list of supported hardware.