Possibilities include:
1. bad keyboard driver ... reinstall
2. bad keyboard ... try another one (they do wear out)
3. computer virus or ad-ware which interfering with your computer ...
check machine
4. other hardware flaw
Ask a Question
Want to reply to this thread or ask your own question?
You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.