In the Document Viewer, you can zoom in or out on the document to the ratio of your choice.
The following is the range for zoom in/out:
- PC Web: Minimum 50% ~ Maximum 200%
- Mobile App: Minimum 100% ~ Maximum 200%
Document zoom in/out
Mobile
Tap 
or 
on the bottom right of the Document Viewer.
- : Zoom in on a document.
- : Zoom out on a document.
PC Web
- Click the zoom in/out area that has '100%' displayed on the top right of the Document Viewer.
- Select the zoom in/out ratio to apply.
Zoom in/out of a document using the mouse wheel
PC Web
- While pressing the Ctrl key on the keyboard, scroll the mouse wheel up or down to change the zoom in/out ratio of the document.
- The zoom in/out ratio changes by 25%.