Before upgrading to Blue Iris 5, ensure that your system meets the minimum requirements:

This article will dissect every aspect of the migration process. We will cover the critical reasons to leave v4 behind (including security and codec support), a step-by-step technical walkthrough, licensing pitfalls, and post-upgrade optimization.

Do not treat this like a simple software update. Treat it like a server migration.

Dramatically reduces CPU usage by using a low-resolution stream for motion detection and a high-resolution stream for recording.