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When I open history I can't minimise the firefox window.

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  • 1 has this problem
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  • Last reply by FredMcD

BruceMcC
BruceMcC
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When using Firefox if I open History 2 things happen. Firstly, I can't close or reduce the size History. As well as that, the middle 'amber' button to shrink Firefox becomes unresponsive and turns grey.

I'm using a MacBook Pro with el Capitan.

When using Firefox if I open History 2 things happen. Firstly, I can't close or reduce the size History. As well as that, the middle 'amber' button to shrink Firefox becomes unresponsive and turns grey. I'm using a MacBook Pro with el Capitan.

All Replies (1)

FredMcD
FredMcD
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You may have a corrupt xulstore.json file. https://support.mozilla.org/en-US/kb/changes-toolbars-and-window-sizes-are-not-saved