By Default a feature called Sticky Keys will be enabled on your PC. To disable this feature follow these steps:
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1. Press SHIFT 5 times consecutively. The StickyKeys box will pop up.<br>
2. Click Settings. Accessibility Options pops up.<br>
3. On the "Keyboard" tab click the "Settings" button in the "StickyKeys" section.<br>
4. Uncheck the items in this window and click OK.<br>
5. Click Apply and OK on Accessibility Options.