Tip Tuesday: How do I reinstall an app?

[Today we’re kicking off a weekly tips + tricks column spotlighting some of the fun, handy, and lesser-known new features of Windows Phone 7.5. Love to hear what you think! –ed.]

If you’re an app addict like me, it’s easy to lose track of what apps or games you’ve installed over time. But now there’s an easy way to check your complete download history—right from your PC—and quickly reinstall something you’ve accidentally ditched.  Go to My Phone, sign in with the same Windows Live ID you used on your phone, and then click Account. Below the Personal Info section, you’ll see everything you’ve picked up from Marketplace, organized by date. This list also comes in handy if you ever have to replace or reset your phone. See more hot tips

The new My Phone on the Windows Phone website lets you see your app download history and quickly reinstall a deleted app.