Frontend & browser·Loading, assets and the critical path
you marked the hero image as high priority so it stopped queueing behind three carousel images.
Priority hint
Also calledfetchpriority
The `fetchpriority` attribute, which raises or lowers a resource's priority within the browser's own scheduling. It is the cheapest fix for the common case where the largest contentful element is an image the browser considered ordinary. Lowering the priority of below-the-fold images is the other half, and the two together are often worth more than any amount of compression.