I just spent the better half of the day upgrading my son’s Dell 1721 laptop from Vista to Windows 7. I have done my share of Linux installs and upgrades on all kinds of hardware configurations but this was one of the toughest I have ever been through. Once I resolved it, the fix is rather easy, but finding the fix was a challenge. I am thankful for the many people who post useful information in forums so that people like me can resolve our problems. Hopefully this post will help some folks and save them a great deal of time and frustration.

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Every so often I go to download some software for my Acer Windows PC and have to decide between a 32-bit and 64-bit version of the application. I’m running Windows Vista but when I look, it just says that I’m running “Home Premium”. How do I know if I’m running 32-bit or 64-bit Windows?

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