Software or firmware? And which variant (Navitel, Progorod, Mireo ...)
By the way, I think it was already mentioned on the forum.
"Prstigo GeoVision 5066-5068 (UNO FW MStar 800x480).rar", I will try to find a topic. Although I have the original firmware somewhere

Edit:
Spoiler: izvol'te
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