There are several ways to set the glyph name.
Glyph names are automatically converted to a readable name (e.g. if you input "afii10017", it will be converted to "Acyrillic").
If you don’t know the exact glyph name but the unicode value, you can use "uni"+unicode index. (e.g. uni0410 for the cyrillic uppercase "A").
Select the glyph in the Font view
Hit
(enter) or click on the glyph name.While typeing, a popup will suggest a valid name.
Select the glyph
Remove any selection if you are in selection Mode
In the inspector pane, click on the glyph name.
While typeing, a popup will suggest a valid name.
Select one or more glyphs in the Font View
From the menu choose "Edit" > "Find" > "Search And Replace".
In the dialog, put in the search string and replace string.