Updates sometimes reset the NVR to factory defaults. Before you start, write down your camera IP addresses and password so you can get back online quickly.
Right-click on the live view screen > System Setup > System Admin > System Version . k9604w firmware
If your mobile app (like IP Pro, EseeCloud, or Corsee) stops showing live feeds, it’s often because the NVR’s communication protocol is outdated. Updates sometimes reset the NVR to factory defaults
: Updates often fix known "04JB" NVR crashes or boot loop issues where the system hangs on the start screen. : Manufacturers release versions like or Corsee) stops showing live feeds