1. Tap "Edit" at the top of the "Documents" tab/file library and you will see a check box listed in front of each file/folder.
2. Find the particular file/folder you want to manage and tap the check box next to the file.
3. If you want move or copy files to another folder, please tap "Copy" or "Move" at the top menu.
4. Find the target folder and tap "Paste". The file will immediately be moved/copied to that folder destination.