In the left sidebar, click Personal Tags to show the Tags dialog:
Click the menu icon next to the Tag you want to delete, and select Rename from the menu:
The Tag to be renamed becomes active, and the other Tags disappear. The deleted tag is grayed in the Tags dialog.:
- Repeat the previous two steps for any other Tags you want to rename.
- Click Set Tags
The name of the Tag in the sidebar changes. Any Spaces that were tagged with the renamed Tag remain tagged with it, under the new name.