How to Fix Laptop Keyboard Keys Not-Working (हिन्दी)

Click here for english video : https://youtu.be/mVsLr98X8x0 web: www.arieslaptop.in Some of the keys from laptop keyboard are not working, such as e, i, o, p, q, r, u, w keys are not working in my laptop keyboard. Help me to correct this issue. Or you have a problem with the keyboard on the laptop: the following keys do not work:3,e,d,c, etc and these keys are diagonally in a row. Click here for english video : https://youtu.be/mVsLr98X8x0