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A computer mouse, though losing its charm in the limelight of touch-based user-interface, remains as the most useful input device for the majority of computer fraternity. But most of the times, people are oblivious of the fact. Discover the true potential of computer mouse with Techvedic.

If you're setting up a worksheet only for yourself, you can simply leave an empty cell for this purpose. To check it, just type in an x or any other character. Then use a formula with the =isblank() function to make the contents of that cell affect the rest of the spreadsheet. But you might want something more mouse-friendly--especially if you're designing a spreadsheet for other people. I've tested the technique below on Excel 2007, 2010, and 2013. I'm not sure about earlier versions. You can insert checkboxes on Excel's Developer tab. Unfortunately, that tab is hidden by default. To make it visible in Excel 2010 or 2013, click the File tab and select Options. ClickCustomize Ribbon. You'll see two lists. Make sure that the one on the right is titled Main Tabs. Check Developer.

We easily connect various devices to the computer or laptop. Think of the mouse and keyboard, but also the USB stick or external hard drive. And almost all tablets and smartphones use a USB cable and charging capability.