Before/after pictures reshot alike for both languages: stock Firefox at its default density (the Russian ones had touch density), no VPN button; MyFox ones from the same run
about:myfox: Updates through MyFox's check, Profiles with new, rename and delete; first run: sponsored address bar suggestions off
about:myfox: the Profiles section and importing from another Firefox; first run: the built-in VPN off
about:myfox: the Updates section
First run: View Image Info in an image's context menu
First run: DNS over HTTPS, and how to leave it off
Before/after labels, the overall look first, containers, light and dark side by side for narrow pictures, clearer wording
Say at the top what MyFox tweaks are and where they come from
One line per paragraph and list item: the wiki shows line breaks as they are
Make the features the Home and Главная pages, in English and Russian; add the sidebar; new and updated screenshots
Add the Features page (Russian) with before/after screenshots
Initial Home page