How can I upload files from my PC or Mac to myCloud? Maja Schreiner September 22, 2018 19:51 Updated Follow On myCloud.ch, go to the "Files" category. Click on the cloud at the top right. Click on "Add files". Related articles How does drag & drop work? Are photos compressed for upload? How can I see photos in files? Which file formats can I upload? How can I move files/folders?