3 keys ‘b’,’n’ & space bar is not working of keyboard if external keyboard is used they worked properly please give solution .send email at supriya_nice88@yahoo.com
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Replace keyboard and you get all the other keys free.
So when you find your spacebar not function, the first quick fix you can try is to check the Sticky Keys. … Spacebar not working error is probably due to its driver issues. Roll back its driver to an earlier version or do a clean install for its driver helps many users fix the issue. You can try to do so.
The simplest fix is to carefully turn the keyboard or laptop upside down and gently shake it. Usually, anything beneath the keys or inside the keyboard will shake out of the device, freeing up the keys for effective functioning once again.