Hi David,
- Are you referring to Input Method Editor(IME)?
- Did you install any IME recently?
Place the computer in clean boot and check if it works.
To help troubleshoot error messages and other issues, you can start Windows 7 by using a minimal set of drivers and startup programs. This kind of startup is known as a "clean boot." A clean boot helps eliminate software
conflicts.
**How to perform a clean boot to troubleshoot a problem in Windows Vista, Windows 7, or Windows 8******
Note: Check the title
“How to reset the computer to start as usual after troubleshooting with clean boot” for reverting to normal mode.
Have a Nice Day!