External keyboard inserting characters when typing fast
Get hold of Key Codes (freeware) from the App Store, so you can test what the keyboard is actually outputting.
If it's sending garbage, then you'd probably need to speak to the manufacturer.
Get hold of Key Codes (freeware) from the App Store, so you can test what the keyboard is actually outputting.
If it's sending garbage, then you'd probably need to speak to the manufacturer.