Editing Multiple Masters
Font masters are listed in the Layers palette. Click the / buttons to show a layer even if it is not currently active. See Layers for details.
/
buttons to show a layer even if it is not currently active.
See Show All Masters
When in Edit View, choose Edit → Show All Masters to add all master layers of the current glyph to the Edit View tab. This command also inserts Intermediate and Alternate layers.
Keep Layer Selection in Sync
Select the Edit → Keep Layer Selection in Sync option to keep the current selection when changing masters. This option only works when working on a compatible glyph.