: Protects your recording system from vulnerabilities and unauthorized access.

The firmware is for a different hardware revision. Fix: Double-check your current version. If you see V4.02.R11.116G.F1 , you cannot flash V4.03.R11.117G.F2 . Re-download the exact match.

Official firmware for HiLook devices should always be sourced from authorized portals to avoid system instability or bricking the device.