is there any possibility of virtual keyboard connection? Change the keyboard and jump? According to your later supplement, it is estimated that there is something wrong with the direction key. It should be that there is something wrong with the direction key It is recommended to change the keyboard to confirm whether it is the disease
change the mouse. There is electric leakage
the quality of the mouse is poor, or there is a problem with the mouse pad
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never heard of keyboard poisoning May be the relationship between the mouse The mouse of the cursor is best to use an opaque mouse pad
without the virus you mentioned, the problem you mentioned must be the problem with the mouse. It usually shows that there will be the problem of jumping and clicking after using it for a period of time, but the fault will disappear after restarting or reinserting the handle. It is recommended to replace the mouse