If you want to activate the EDIT button in the dictionary tab of WLM, make one of the languages at the bottom default. Close WLM, reopen and EDIT will now work. 
My Computer
At a glance
Windows 7 Professional x64Kingston 8 GB
- OS
- Windows 7 Professional x64
- Motherboard
- P8 H67-M-EVO Asus
- Memory
- Kingston 8 GB
