The firmware for the governs its core recording and networking capabilities:
After reboot (5-10 min):
Because this model is "phased out," firmware is typically found in the or Discontinued Products sections of Hikvision portals:
through interim versions (e.g., move from V2.x to V3.0.0, then V3.1.4, before reaching V3.1.6). A Tale of Two Models: HVI vs. HFI