the other files are too big to upload
If you want to learn how to take proper screenshots, Apple has a guide here that will help you - https://support.apple.com/en-gb/102646
Copying and pasting is when you select text from one location, copy it, and paste it into a new location. Here's another Apple help guide for that https://support.apple.com/en-gb/102553
This is the only save that will load because it is the only save file in the correct location with the correct file name:
All files with numbers after the .save extension are multiple copies of a file with the same name. If there is .verX as a file extension then the file is a backup and also will not load.
Your problem fundamentally is iCloud. Merging into the master iCloud thread, see the opening post on page 1 for further explanation.
