Thanks for reply, @wittaj
They told me this NVR is Dahua Chinese original model but installed Vietnamese firmware. I just want to use English GUI since it is familiar in configuration so just upgrade once.
I understand that upgrading is my own risk so I'd like to check if anyone here upgraded...
Hi have a Chinese domestic NVR 4116HS-4KS2 which running a firmware version V3.216.101N000.0, Build Date: 2019-03-14 (its info capture is attached)
May I know if I can install this firmware into my NVR. I want to use an English GUI rather than the Vietnamese GUI like current version.
I read...