How can I upload files from my PC or Mac to myCloud? Maja Schreiner January 15, 2018 16:26 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 can I upload photos and videos from my PC or Mac to myCloud? How does drag & drop work? Why am I receiving the error message "Upload failed"? Which file formats can I upload? Why does automatic backup not upload all the photos and videos from my mobile phone?