Goto edge://flags at URL bar, and enable the following:
1. Enhance text contrast
edge://flags/#edge-enhance-text-contrast
2. Show block option in autoplay settings
edge://flags/#edge-autoplay-user-setting-block-option
3. Show Windows 11 visual effects in the title bar and toolbar
edge://flags/#edge-visual-rejuv-mica
4. Assigns the Backspace key to go back a page
edge://flags/#edge-backspace-key-navigate-page-back
5. Rounded tabs
edge://flags/#edge-visual-rejuv-rounded-tabs
Links: