The most recent firmware builds for this model series include: V3.1.5 build 160907 : Available for download at V3.1.4 build 150430 : Located in the Hikvision Europe Portal V3.1.3 build 141211 : Also accessible via the Hikvision Europe Portal Upgrade Methods Direct USB Upgrade : Download the digicap.dav
Updating the firmware can be done through the local DVR interface or remotely via a web browser. Method 1: Using a USB Drive (Local) V3.0.1 build140524 - DOWNLOAD EU PORTAL
Because this model has been on the market for several years, many units are still in operation today. This longevity presents a unique challenge: the firmware installed on these devices is often outdated, leaving them vulnerable to modern cyber threats or incompatible with newer camera technologies.