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What version works with Win 7 64-Bit

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I have new computer with Win 7 and 64-Bit. Which version of Firefox will work with Win 7 64-Bit? I was told most recent version does not work with Win 7 64-Bit. Please advise

This happened

Not sure how often

Not yet installed

User Agent

Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 2.0.50727; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)

I have new computer with Win 7 and 64-Bit. Which version of Firefox will work with Win 7 64-Bit? I was told most recent version does not work with Win 7 64-Bit. Please advise == This happened == Not sure how often == Not yet installed == == User Agent == Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 2.0.50727; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)

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The latest version can be found here. Firefox 3.6.3 works great with W7 64bit and 32 bit