If you are having trouble typing in Word 2013 when you first launch it, but it works after pressing the start button or clicking in a different window, here is a fix for you!
First, launch Microsoft Word 2013.
Create a blank document.
Then, click "File" in the upper left corner and choose "Options."
Now, click the "Add-ins" Option
and choose "Go"
Finally, uncheck "SmartInk-Word-All" and click "OK"
After this, Word should work as intended.