@gn15 Pop-ups are blocked by default.
The problem is that some sites use tricks to bypass the block, like opening the pop-up when the user click on a video or on the media control (volume, pause, etc) so it looks like the user wanted to open the pop-ups.
@nvmjustagirl
Hi, I leave one space then just one hyphen before private (-private), w/o brackets.
@gn15
After making changes, remember to restart. Clicking the shortcut will then start Opera in private mode on every startup. Works on all streams on Win7 and Win10.