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I open any page on Firefox and the page dimms and a box appears with number 2 and a button (ok) ,I have to press ok to continue Why does this box keep appearing on every page and site and hyow do i stop it ?

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I have uninstalled and reinstalled a few different versions of firefox to check if this was the problem but no. As soon as firefox has started the box appears with the triangle with ! in it the number 2 and the button ,ok. I have to press ok to get the page on every page i open. I need help!

I have uninstalled and reinstalled a few different versions of firefox to check if this was the problem but no. As soon as firefox has started the box appears with the triangle with ! in it the number 2 and the button ,ok. I have to press ok to get the page on every page i open. I need help!

Chosen solution

This is caused by the InternetEngine - Powering Applications! extension. If you uninstall that extension it should stop this happening.

https://support.mozilla.com/kb/Uninstalling+add-ons

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Chosen Solution

This is caused by the InternetEngine - Powering Applications! extension. If you uninstall that extension it should stop this happening.

https://support.mozilla.com/kb/Uninstalling+add-ons

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THANK YOU VERY MUCH!!! It was exactly as you said ,working perfectly now.