An Original file simply means the type of file you added to Mylio Photos. These could be from a digital camera, smartphone, or a scanned image. Original files are fully editable in Mylio Photos on all your devices.
Originals are full-quality files that vary in size but are often quite large and can take up significant hard-drive space. Originals may be one of many file formats including Raw, JPG, HEIC, and PNG.
Edits made in Mylio Photos on an Original file will be synced across all your connected devices and can be changed or reset at any time.
To learn how to sync Original files to your devices, click here.