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NEW WINDOW OPENS ALL TAGS FROM PRESENT WINDOW

nowfedup

How do I stop FF57.0.1 opening all existing tabs when I create a new window? I have tried changing the value of "browser.link.open_newwindow" from ;2 and this does not work.

How do I stop FF57.0.1 opening all existing tabs when I create a new window? I have tried changing the value of "browser.link.open_newwindow" from ;2 and this does not work.

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Chosen Solution

Fixed the prob. with a FF refresh on OS X 10.11.6 but the refresh process hang for ~5 mins. Had to kill and restart the app. but the problem has gone away.