The safest and most reliable source for firmware is the official Hikvision website or your regional Hikvision portal.
Once you have the correct digicap.dav file, follow this exact procedure. Power failure during a firmware update is catastrophic. hikvision ds-7108hghi-f1 firmware download
I can also guide you on where to find the specific firmware for your region's requirements. DS-7108HGHI-F1/N - DVR - Hikvision Middle East & Africa The safest and most reliable source for firmware
You can update your device using several methods depending on your network setup: DS-7108HGHI-F1 - DVR - Hikvision South Asia hikvision ds-7108hghi-f1 firmware download