Thank you for clarification. So far, after playing with "keyboard" setting, things seem to be normal. But I will keep your suggestion in mind in case the problem reoccurs.

>Sounds like you have it under control now, but just to clarify, I meant to physically exchange keyboards with another one, just as a trial.
>
>I once had funny things happen, keying-wise, right after I had updated Office to it's latest SP at the time. I was quite sure that the update had caused problems but when all else failed i replaced the keyboard and solved the problem. Just unluck timing!
>
>cheers
>
>>I changed keyboard from English US to English International and back. But to no avail. I think it all started after I installed MSFT OneNote, but I am not sure. I will keep trying different things.
>>
>>Thank you for your suggestion.
>>
>>>If you can, one quick thing to try is a different keyboard. They don't go bad very often, but when they do weird things happen.
>>>
>>>good luck
>>>
>>>
>>>>A few days ago I started having problems with apostrophe key as following:
>>>>1. when I type this key, the cursor does not move forward and I have to press space bar to show me that I actually typed this key.
>>>>2. sometimes instead of apostrophe it types a foreign letter with accent (like u with two dots above it).
>>>>3. the same happens when I press Shift-Apostrophe.
>>>>
>>>>My keyboard it set to English (United States).
>>>>
>>>>Any suggestions what could be done to fix this problem?
>>>>
>>>>Thank you.