If 'Save photos to album' is turned on in settings, then Photos are saved to the 'Pictures' folder, under a folder for each project. You may also find them in the Photos app.
1) Connect device to computer
2) Open Android file browser
3) Navigate to the folder named 'Pictures'. This folder will contain all of your photos, these will be contained in individual folders for each project.
4) Copy these over to your computer.