Hello, please visit control panel, then click on "Keyboard" icon.
You end up with dialog like the one bellow:
Reduce "Repeat delay" to 1/4
Reduce "Repead rate" to 30%
Click OK, restart system.
Let us know if this works.
You end up with dialog like the one bellow:

Reduce "Repeat delay" to 1/4
Reduce "Repead rate" to 30%
Click OK, restart system.
Let us know if this works.