iCloud

Nal192 Said:

"iCloud: I by mistake did rest my MacBook Air and need upload documents from my old desktop, it did not do that automatically"

-------

Two Things to Try:

Restore from a Time Machine Backup;

Have a TMB that you Made? If so, then restore your Mac from a TMB that contains these items. Important: Start by creating a Time Machine backup of your Mac, so that you can have something to restore your Mac from, should anything go wrong with the reinstall. Go Here: Back up your Mac with Time Machine - Apple Support

B. Where Else to Check:

1. PC
2. PDA
3. eMail
4. Mac Device
5. Cloud Storage
6. Android Phone
7. USB Flash Drive
8. External Hard drive
9. Secure Digital Card
10. Compact Flash Card

Nal192 Said:

"iCloud: how can I download/upload my files from MacBook Air desktop?"

-------

Browse iCloud Desktop:

Go to iCloud, and interact with it there: https://www.icloud.com/iclouddrive.