A: If the wireless keyboard is low in power, the charging status power indicator is a red indicator, indicating that it is being charged.
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First of all, the first reaction of normal people must be to check whether the battery is out of power, but in general, the battery will not suddenly run out of power, there will only be weak power, this can be detected, big deal for a try to know.
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Secondly, it may be that a key on the keyboard has been pressed by mistake, so that some keys, such as the NUM key, can be pressed again.
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There is also a possibility that there is a problem with the wireless keyboard receiver, the author is like this, the mouse can still be used, but the keyboard can not be used, unplug the receiver and plug it in.