Untested
To test:* Make sure no p-b-i host is running anywhere, run kded with `PLASMA_BROWSE_REMIND_FORCE=1`, load the reminder module in background services kcm (it disables autoloading if it has reminded once), then launch vivaldi through its desktop file (i.e. not the shell runner)
* Make sure no p-b-i host is running anywhere, run kded with `PLASMA_BROWSE_REMIND_FORCE=1`, load the reminder module in background services kcm (it disables autoloading if it has reminded once), then launch vivaldi through its desktop file (i.e.Get a reminder for vivaldi which opens the chrome extension page in Vivaldi, not the shell runner)likewise for Brave