Why it matters
Every request costs connection time and priority slots; very high counts usually mean unbundled assets or chatty third parties.
How to fix it
Bundle small assets, inline tiny SVG icons, and remove unused third-party tags.
More performance rules
void perf reports 25 rules in this category. Core Web Vitals and bytes: LCP, CLS, TBT, TTFB, JavaScript, CSS, fonts, images, caching and compression, measured as the median of several runs on a throttled mobile and a desktop profile.
css-budgetCSS transfer exceeds the budgetfont-budgetWeb font transfer exceeds the budgettoo-many-fontsToo many font files are downloadedimage-budgetImage transfer exceeds the budgetlcp-image-lazyLCP image is lazy-loadedlcp-image-no-priorityLCP image has no fetchpriority="high"lcp-background-imageLCP element is a CSS background imageimage-oversizedImage is much larger than its rendered size