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I bought a new keyboard and a USB-wired Lenovo mouse, and it hasn't been more than a month of using them. The mouse stopped working, and on the computer screen it showed "USB Device not recognized ". The mouse is plugged into the right side of my laptop. I switched it to the left-side USB port of my PC, and it worked. Then I connected the keyboard to the right-side USB port where I had plugged my mouse, and the same thing popped on the computer screen. I don't understand why. Even some of my pen drives didn't work when I plugged them into it. Only the left-side USB port of my laptop works well
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