They are a lot of Plattform where some online friends are , like Steam Epic Bethesda Uplay Youtube Discord TeamSpeak3 ec. ec.

You have a Plan to add all (most) of them to the Sidebar?

When u have a private windows open, and click then an open new tab or open new window its add anitime a new gx corner to it

all testet with opera add block and opera pop-up block (no extra extensions)
https://openload.co/f/9JpOYzJ6Xmc/fallout76background1.mp4 (on click (left and right))
http://www.popuptest.com/popuptest12.html (when u close the site)
http://www.popuptest.com/popuptest4.html (when u interact an then hover)
http://www.popuptest.com/popuptest8.html (onload)

then Opera need a Overlay Blocker ^,^

i try the right click but it dosnt help, the right click open up the popup too ^,^

@PeterBurton ty, but i know this but i hate the extern extensions, thats why i ask for the intern one.

by interact with it.

ther are some pop-ups who dosnt get blocked for me, i disabled pop-ups global and try it to block only for the site. but popups still exist .

@shekler Adblock works with lists ,have u add own lists to it?

Ah ok , dosnt found it

but when i try to enable/disable it, its dosnt do any , and the button "add sites" where to block or "add sites" where allowed arent working.

oh is it in add block included? dosnt know it then.

They are a lot of Plattform where some online friends are , like Steam Epic Bethesda Uplay Youtube Discord TeamSpeak3 ec. ec.

You have a Plan to add all (most) of them to the Sidebar?