- Viewing files
- ... Zoom In/Out
- ... Show or hide navigation menu when viewing files
- ... Quickly jump to other pages
- ... Auto Flow
- ... Tap zone
- ... Bounce Vertical/Horizontal
- ... Enable Thumbnail
- ... Text Reflow
- Transferring files
- ... Upload files to your iPhone through WiFi
- ... Download files through WiFi
- ... Download E-mail attachment files
- ... Transfer files through USB
- File Management
- ... Do some changes to my files including Delete/Cut/Copy/Paste/Rename
- ... Manage password-protected PDF files
- ... Add bookmark into PDF files
- ... Check outline(Table of Content) of PDF files
- ... Mail out PDF files as attachments
- Manage scanning functions
- ... Scan files through built-in camera
- ... Do some adjustments to scanned files
- ... Send scaned files via Email
- ... Save scanned files as PDF
- ... Scanner Layout Setting
- Other
... VGA out ... Open in... for iPhone ... Open in... for iPad ... Deal with some other problem that is not listed here
How to zoom in/out
Simply put your fingers one the screen to pinch the file you're reading. Zooming in/out are just easy.
By the way, if you double tap in the middle of the screen, the file you're viewing will be zooming out and return to its original size.
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How to show or hide navigation menu when reading files?
A single quick tap in the middle of the screen can help to show or hide the navigation menu and the button bar when viewing files.
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How to quickly jump to other pages?
PDF Reader supports reading large files. You can simply scroll up and down to the page you want only by one finger.
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Auto Flow
Wanna view files without scrolling down by yourself?
Auto flow is now your best helper when viewing PDF files.
This function can make PDF files flow down automatically.
You may concentrate on your reading and Auto Flow will automatically scroll the PDF file to next line.
Check the upper right corner on your screen and you'll see the button of Auto Flow:
Tap on the button to lock/unlock
Auto Flow.
In General Settings, you can set Time Interval and Jump Space of Auto Flow.
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Tap zone
A whole new function for your convenience of viewing PDF files.
The screen is divided into 5 sections that lead to different actions when you quickly tap them:
Middle section: tap here to show and hide navigation menu
Upper arrow: Scroll up the screen
Bottom arrow: Scroll down the screen
Left arrow: This section works when you zoom in(enlarge) your PDF file.
Tap on the left arrow to move to the screen to the left.
Right arrow: This section works when you zoom in(enlarge) your PDF file.
Tap on the right arrow to move to the screen to the right.
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Bounce Vertical/Horizontal
Use it to lock
/ unlock
horizontal scrolling. When you choose to lock horizontal scrolling, you can only drag page vertically. Tapping any corner of the Tap Zone will move the page vertically too.
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Enable Thumbnail
Thumnail can help you to quickly glance your PDF files.
When you're viewing a PDF file, you can encable Thumbnail by tapping the book icon at lower left corner.
Tapping the thumbnail may help you jumping to exact page you want.
Also when you enable Thumbnail, you can choose to hide/show them.
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Text Reflow
Text Reflow is a new feature that can help you to view your PDF files as text form.
If you want to turn a PDF file into text form when you're viewing it, please tap the function button at the lower right corner.
Then tap "Text Reflow".
You'll be seeing the file in text form as below.
The three buttons at the bottom are Settings, Autoscroll, and Search.
Tap "Settings" and do some adjustments to your text-viewing.
Tap "Search" to look for specific words within a text page.
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Tap the
button on the upper right corner, then you will see a circle appearing in front of each file:

Find the file you want to do some changes and tap the circle besides the file. An arrow will appear in the circle:

Then you can choose to delete/cut/copy/paste/rename your file by tapping at the bottom list:

How to manage password-protected PDF files?
Password-protected PDF files are supported by PDF Reader.
You can download password-protected PDF files through browser and read them.
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How to add bookmarks into PDF files?
1. If you want to add bookmarks into a page of a PDF file, please tapat the bottom navigation menu.
2. Select "Add Bookmark" and the bookmark will be added into that page you're viewing.
3. Specify your bookmark.
4. You can check all the bookmarks you've added by tapping "View Bookmarks".
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How to check outline (Table of Content) of PDF files?
1. If you want to view the outline of a PDF file, please tap at the bottom navigation menu.
2. Select "View Outline " and you'll be able to see the outline (if the PDF file contains an outline).
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How to mail out PDF files as attachments?
1. If you want to send a PDF file within an Email when you're viewing it, tap the function button at the lower right corner.
Then tap "E-mail Out" to send it.
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2. You'll see the mail form for you to fill in related information.
How to scan files through built-in camera?
1. If you want to scan something into picture, please tap
at the left bottom menu.
2. Tap
at the left bottom.
3. Make sure the item you want to scan is in the right position and tap the camera botton.
4. Tap the botton "USE" if you hit the right shot.
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5. You can then find your scanned file at the scan folder.
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How to do some adjustments to scanned files?
1. If you want to adjust the scanned files, please tap
at the left bottom menu.
2. Find and tap on the scanned file you wish to adjust.
3. You will see a close-up shot of the file. There're three ways for you to adjust scanned files.
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Exposure: adjust the quantity of light that reaches a photo
B&W: adjust the proportion of Black and White
Crop: helps to cut scanned files into the size/shape you need
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How to send scanned files via email?
1. If you want to send scanned files via email, please tap
at the left bottom menu.
2. Find and tap on the scanned file you wish to mail out.
3. Tap the Email icon at the bottom.
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4. Key in information of the contacts and send it.
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How to Save scanned files as PDF?
1. If you want to save scanned files as PDF, please tap
at the left bottom menu.
2. Make sure every file you want to add into a pdf file is on the list
3. You can either import pictures from built-in camera or photo library.
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4. Tap
when your files are ready. 5. Warning: creating a new PDF project means that all previous scanned files will be removed.
6. Input the name of the new PDF file and you can find it in the root folder.
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Scanner Layout Setting
There're several options for you to set the PDF making.
First tap the camera icon at the buttom.
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Then tap Setting at the lower right corner.
You'll be seeing all the options as below:
For layout arranging, you can set either Paper/Margins/Page Number:
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You may first check the Troubleshooting section.
But if you have tried everything but in vain:
Please shut down your iPhone completely and turn it on again. Then, open Safari on iPhone and go to any website to see if your WiFi works, and come back to open PDF Reader and try it again. If it still doesn't work, please try it with other browsers or WiFi environments. All Troubleshooting tips are feedback collected from our customers.
You are also welcome to mail us. Email: iphoneservice@kdanmobile.com