Basic · Performance Tab

Tab: Performance · name=performance
Deep link: /_Admin/system/settings?SiteId={siteGuid}&name=performance

Optimizes static asset delivery: JS/CSS minification, browser caching, image cache policy, automatic WebP conversion, and on private/local servers resource cache (styles, scripts, images, content).

JS / CSS / Video

Switch	Description
JS/CSS minification	Compress scripts and styles on publish
JS/CSS browser cache	Cache headers for JS/CSS responses
Video browser cache	Cache headers for video assets

Image Browser Cache

Separate group Image browser cache (enableImageBrowserCache), one of two modes:

Mode	Description
Version control	imageCacheDays=0: invalidate via version/query; good for frequently updated images
Fixed days	Cache TTL in days (≥1)

Automatic WebP Conversion

Automatically convert images to WebP (automateCovertImageToWebp): generate WebP on upload/processing to reduce size (see tooltip).

Resource Cache (Private / Local Server)

When the environment is not online public cloud or is a private server, the Resource cache group appears:

Item	Description
Master switch	enableResourceCache
Types	Styles, Scripts, Images, Content (bit flags resourceCaches)

Server-side cache for rendered output or assets to reduce repeat work.

Related

• Basic Settings overview
• SEO (Lighthouse optimization and performance checks)