Configuring Sonarr to prefer x265 is a powerful way to optimize your media library for storage efficiency and modern playback devices. While the learning curve can be steep—particularly around understanding the relationship between quality hierarchy and custom format scores—the result is a fully automated system that consistently delivers the content you want in the format you prefer.
: This is an inherent limitation with no perfect solution. Prioritize release groups known for including codec information in their naming conventions, and consider using release group filtering as a proxy for codec quality. sonarr prefer x265
In the box, paste the following standardized regex string to capture common x265 tags: \b(x265|hevc|h265)\b Use code with caution. Click Save . Configuring Sonarr to prefer x265 is a powerful