How to optimize the "HTML processing" stage in bitrix?

Question

1C-Bitrix

In the "Site Speed" module there is such a stage "HTML processing", on some pages it reaches unpleasant 2-3s.
Combining js and css is enabled, moving js to the bottom of the page is enabled.
I wonder how else you can optimize this stage?

Answer 1

I wonder how else you can optimize this stage?

Optimize layout.
Read about Critical Render Path Optimization or Page Render Speed ​​Optimization .
For the most part, in your question, Bitrix is ​​just a platform, and the problem lies precisely in the layout.