For Windows:Open Windows File Explorer and navigate to:C:Users"your computer username"AppDataLocaliSeeFor Mac:Open Finder and press "COMMAND+SHIFT+G" and enter the following location:~/.local/share/iSeeYou should see a list of files similar to the following:The map files are stored in the folders with the format 5.3.3f1, 2017.4.xx or 2019.4.xx, all of these folders can be safely deleted. Once deleted, the map will be downloaded again when you enter a new session.Also note that all of the files in this directory are automatically generated and won’t break anything if they are accidentally deleted.