I cannot find firmware for DS-2CD2120F.
I need a firmware newer than V5.4.5 build 170123 so I can update it.
Or how can I downgrade it ?
I tried to upgrade it to 5.4.5 build 170519, but it says
The type of upgrade file mismatches.
I need a firmware newer than V5.4.5 build 170123 so I can update it.
Or how can I downgrade it ?
I tried to upgrade it to 5.4.5 build 170519, but it says
The type of upgrade file mismatches.
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