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Èròjà atẹ̀lélànà yii ni a ti fi pamọ́ fọ́jọ́ pípẹ́. Jọ̀wọ́ béèrè ìbéèrè titun bí o bá nílò ìrànwọ́.

I can't get Firefox to open on another person's desktop on the same computer.

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My sister and I share a computer. I downloaded 4.0 on my desktop.

Her Firefox old or new will not open. I tried to download 4.0 from her desktop. Several times. It just will not open. The said thing is she lost all her bookmarks.

I uninstalled and retried etc,

My sister and I share a computer. I downloaded 4.0 on my desktop. Her Firefox old or new will not open. I tried to download 4.0 from her desktop. Several times. It just will not open. The said thing is she lost all her bookmarks. I uninstalled and retried etc,

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Did you try a new profile?

Did you check all security software?