You'd need more details - in all my experience it has been the application that decides what the tab is represented by - even if it is hardcoded.

Update your Edge Chromium browser today, and you’ll get a fun little prompt asking you whether you want to enable the browser’s new Vertical Tabs feature. As one who always likes trying new things, I ...

Whenever you right-click on a link and select the Open in a New Tab option, it opens right next to the current tab. Have you ever wondered if you can make a new tab open at the right-side end of the ...

OSLO, Norway, Oct. 10, 2024 /PRNewswire/ -- Opera [NASDAQ: OPRA], the browser company from Norway that first introduced tabs, is releasing a new tab-related feature: Tab Commands. This new feature ...