
Version 1.0
PNY DUO-LINK 4 User Manual

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Table of Contents
1. PRODUCT DESCRIPTION 3
2.
SYST
EM REQUIREMENTS 4
3.
DUO-
LINK APP INSTALLATION 4
4. DUO-LINK APP DESCRIPTION 6
5. FILE
MANAGEMENT 7
5.1 Types of Views 7
5.2 Select Files to Copy, Move, Share or Rename 8
5.3 Copy Files 9
5.4 Move Files 11
5.5 File Transfer Status 12
5.6 Share Files 14
5.7 Rename Files 15
5.8 Sort Files 16
5.9 File Types Supported by DUO-LINK4 16
6. P
HOTO & VIDEO PLAY 17
6.1 Browse Photos 17
6.2. Play Video 17
7.MUSIC PLAY 18
8. USE CAMERA WHILE IN DUO-LINK APP 19
8.1 Shoot Photos 19
8.2
.Shoot Video 20
9.
BACK
UP DIRECTORY 21
9.1 Phone backup 22
9.2 Contacts Backup 24
9.3 Restore Phone Contents and Contacts backed up 25
10. SETTINGS 26
10.1 Cache 26
10.2 Language settings 27
10.3 Third Party Settings 27
10.4 Format 28
10.5 ABOUT 29
10.6 Contact Us 29

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Compatible PNY DUO-LINK On-The-GO (OTG) Products
1. PRODUCT DESCRIPTION
PNY DUO-LINK is an on-the-go USB flash drive with an integrated Apple Lightning
connector that works with iOS devices (iPhone, iPad, iPod touch) and a standard USB
connector that works with both Mac and PC Computers.
DUO-LINK 4 App allows users to:
• Easily transfer files between Mac/PC computers and iOS devices (iPhone, iPad, iPod
touch). Browse and view documents, photos and video files and listen to music files
stored on the DUO-LINK OTG flash drive and iOS device.
• Backup and restore iOS contacts and Phone contents
• Use DUO-LINK as an traditional USB flash drive on Mac and PC
* Note: The DUO-LINK 4 App is not required for use on a Mac or PC.
Phy
sical Description
No. Name Description
Apple Lightning Connector
Connector to iOS devices, such as
iPhone and iPad
2
Standard USB Type A
Connector
C
onnector to Mac or PC

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2. SYSTEM REQUIREMENTS
DUO-LINK is compatible with:
• iOS device: iPhone 5 and newer, iPad mini, iPad mini with Retina display,
iPad (4th generation), iPad Air, iPod touch (5th generation) and later.
• iOS: Version 8 and higher
• PC: Window
s 8 and 10. Mac OS 10.5 and higher
DUO-LINK 4 supports FAT32 and exFAT file systems.
3. DUO-LINK APP INSTALLATION
Note: App instal lation requires an Apple ID and Internet connection to perform. If you do
not have an Apple ID, please refer to the following links to apply for an Apple ID:
http://support.apple.com/kb/HT5622
When you insert the DUO-LINK USB 3.0 OTG flash drive into your iOS device for the first
time, a message will appear and ask if you would li ke to get the app from the App Store.
Tap “App Store” to go to the DUO-LINK 4 app.

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Tap the “GET” button. Tap “INSTALL” button to download the app onto the iOS device.
Tap “open” to open the DUO-LINK 4 app.
Alternative Method to access App:
Go the App store. Fi
nd the DUO-LINK 4 app (
).

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4. DUO-LINK APP DESCRIPTION
Name Description
1 Photos
• Can access photos, videos and music. The files can be uploaded and
downloaded, deleted, renamed and sorted.
• Click the icon on the home menu to enter to the directory.
2 Videos
3 Music
4 Backup • Backup and restore contacts, photos and videos
5 File Folder
• Contains all files stored on the DUO-LINK OTG flash drive.
• Use this folder to browse all files or save, transfer or copy a range of
different files collectively.
6 Camera • Takes photos and shoots video without leaving the app. The photos or
video will be saved automatically on the DUO-LINK OTG flash drive.
7 iOS Storage
• When DUO-LINK 4 is connected to the iOS, it shows the available
storage space and used space on the DUO-LINK OTG flash drive.
8 Drive Storage
• Shows the available storage space and used space.
9 Music Bar
• Appears on the top left section of the home screen when music is playing
on the device. Tap the music bar to go to the music player.
10 Settings
• Provides access to information about the app, user manual and
PNY.com.
• Allows formatting of DUO-LINK OTG flash drive.

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5. FILE MANAGEMENT
5.1 Types of Views
When you enter the Photo, Video, Music or File/Folder directory, all files in the specific
directory will be listed. You can choose the Grid view or List View.
Grid View List View
In the DUO-LINK 4 app, view and manage files stored on both the DUO-LINK OTG Flash
drive and iOS device. The icon highlighted in orange at the bottom of the screen
identifies the location of the files shown on the screen.
• Tap the icon to view and manage files on the DUO-LINK 4 drive.
• Tap icon to view and manage files on the iOS drive.
Viewing files stored on the DUO-LINK OTG Flash Drive
Viewing files stored in iOS device

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5.2 Select Files to Copy, Move, Share or Rename
Select files, tap the icon in the top right section of the screen.
You can choos
e to select all files in the directory or specific files for copying or moving
files.
To select ALL files in the directory, select the icon on the left hand section of the
screen. To unselect ALL files, select the icon on top left section of the screen again.

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To select specific files or folders, select the white circle next to the individual file or folder.
Repeat this action for each file or folder that you want to select. To unselect a file or
folder, tap the orange circle and it will change to a white circle.
After files have been selected, you can choose to copy (see section 5.2), move (section
5.3), share (section 5.6) or rename (section 5.7) the selected files. When renaming a file,
you can select only one file at a time.
Select the files and folders to be copied (see instructions in 5.2). Copy the selected files
and folders
by selecting the icon in the lower left section of the screen.
5.3 Copy Files
While in the File/Folder, you can select the to go directly to the home screen.