3Com TRGpro - Manual (Page 74)

Page 66 Using Your Basic Applications
3. Select the category that you want to rename, and then tap Rename.
4. Enter the new name for the category, and then tap OK.
5. Tap OK.
Tip: You can group the records in two or more categories into one
category by giving the categories the same name. For example,
if you change the name of the Personal category to Business,
all records formerly in the Personal category appear in the
Business category.