If your DocFusion Tab has disappeared from your Ribbon in Word, you can re-activate it by following the below steps.
1. Select “File”.
2. Select “Options”.
3. In Word Options, Select “Add-ins”, this should be the 2nd last option to choose from.
4. At the bottom of the Add-ins page there is a tab called “Manage”, with a selection that should be defaulted to “COM Add-ins”. Select “Go”
5. Tick the DocFusion Template Editor Add-in and select “OK”.
6. Your DocFusion tab should now be displayed in your Word Ribbon.