2; Button to quickly reopen the closed tab

3. Remove elements due to lack of use such as the search button, or the stack of tabs of the same type.

4. Add quick playback controls on YouTube and for other similar pages such as YouTube Music (some of us like to have open in tabs)

5. Add an orange indicator on tabs not yet open

6. Add a green indicator for duplicate tabs

7 Have the + button display a list of pages recommended intelligently based on usage when hovering over it

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8 Prevent pages from detecting when the user stops viewing them Brave style, or suspend that feature, thus avoiding that when returning to Facebook or Instagram, they reload and the position of the feed is lost
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Thank you very much Opera team, happy holidays! Greetings from Argentina!