Like all major products spanning multiple decades, Windows has spawned multiple versions and many advertising efforts. Some good, some bad.

But then, there’s always the ones they’d rather you forget about … here’s the best and worst of Windows ads down through the years.

Here is one of Steve Ballmer selling Windows 1.0 ! You definitely want to watch this one!

Watch all the ads right from Windows 1.0 – Windows 95 – Windows 98 – Windows ME – Windows XP – Windows Vista to Windows 7 at TechRadar.

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