Canon EOS-1D X Instruction Manual page 37

Selecting [Clear folder transf. history] will set the transfer history of
images in the selected folder to "unsent." This enables you to resend all the
images in the folder later by selecting [Folder images not transfer'd].
Select [Sel.n].
3
Select [Folder images not
4
transfer'd].
To transfer images whose transfer

previously failed, select [Folder
images failed transf.].
Select a folder.
5
Transfer the images.
6
Select [FTP transfer].

Select [OK] on the confirmation

screen displayed next.

A transfer progress screen is
displayed.
Batch Transfer
37