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VTO3211D-P1-P2-P4-S2

Global DS lists 2 firmware files for the VTO3211D-P1-P2-P4-S2. This is the retail model name. Inside the firmware, Dahua uses its own device IDs, listed below, which can lead you to more compatible firmware.

Firmware files
2
Newest
Jul 14, 2021
Listed by
Global DS
Dahua device IDs
10

Vendor notes

Firmware

Dahua device IDs in this firmware

Compare these with the updateSerial your device reports. Each one links to every firmware found for that ID.