The Application folder: At the location of the application, or executable, are subfolders for presets and other support. These files are primarily grouped into three locations, though there is data in additional locations as noted below. The preference and support files for InDesign have similar locations. InDesign preferences and support files.When InDesign suddenly starts behaving erratically, it may be due to corrupt preference or cache files by Barb Binder, Adobe Certified Instructor on InDesign CC. Posted on: February 3rd, 2019 Author: barb.binder Category: Adobe InDesign. Adobe InDesign: Rebuilding Preferences and Cache Files.A dialog will appear asking to delete the InDesign Preferences, select 'Yes' on this dialog The easiest way to reset everything is to delete the InDesign preferences: as soon as InDesign starts to boot hold down Shift, Alt, Ctrl (and Apple/Cmd if working on a Macintosh).Home InDesign 2021 reset preferences Resetting your InDesign preferences In-Design Plugins