1. Tap one of the file browsing tabs: Folders, All Documents, or SD Card.
2. You can then access the Merge button using two different methods:
Method 1: Long press the documents you wish to merge until they are highlighted, then click on overflow menu.
Method 2: Tap the file's Information button, to show the Merge icon
3. On the merge dialog, feel free to rearrange items by long-pressing on an item and dragging, or adding or removing items.
4. Tap the merge button on the bottom. Once a filename is entered, you will have a merged document.
NOTE: If you wish to merge local documents and documents on the cloud, you may select the documents in the Recent or Favorites view.