If the recorder is already at v3.4.92, a full factory default is highly recommended before upgrading to any version of v4.X.Upgrading from versions before v3.4.92 directly to any version of v4.X will likely cause the recorder to fail. All recorders must reach v3.4.92 before proceeding further.Upgrading from v3.4.92 build 170518 or Older If you are experiencing issues where playback is expected but not found, make sure 'Database Repair' is performed as indicated in the procedures and scenarios below.īefore proceeding with upgrade, it is recommended that NVR configuration file is exported from the NVR over the network or on to a local USB drive. The introduction of firmware v4.0 brought about a new database architecture in order to be futureproof.Īfter upgrading to v4.X, the recorder database will need to be converted and optimized.

Due to the many revisions, we recommend that the user closely follows the instructions below in order to reduce the amount of time spent as well as the chance of failure.Īs more affordable IP cameras are introduced over time with greater video resolution and data sizes, more efficient database management also becomes necessary.

As such, many firmware revisions have been introduced over the years to continually ensure the product is compatible with the newest technology available. The I-series NVR (such as the DS-7716NI-I4) is one of Hikvision's most popular and feature-rich recorders. View the most updated version of this document here: To use license selection tool, click here To apply trail license, please click here Users of HikCentral versions 1.1.0 through 1.5.0 need to apply the license module patch or upgrade to version 2.1.1 The HikCentral license module needs to be upgraded in order to activate, update or deactivate any license. Special Notice:The HikCentral licensing system has been changed. This highly efficient platform can be deployed on preloaded servers, third-party servers and virtual machines. HikCentral Professional is a modular application software, which allows customers to purchase only what they need. Licenses are perpetual with one-time purchase and support is always available for free. HikCentral Professional also has the flexibility to integrate with third-party access control, automation, central monitoring and other systems using the OpenSDK or, without any coding, HikCentral Optimus middleware. The modern and powerful desktop, web, and mobile clients can access the centralized system from anywhere. HikCentral Professional is a comprehensive central management system (CMS) that brings together powerful video surveillance and access control systems of any size.

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