1. Introduction
This manual provides essential information for the proper use and maintenance of your SanDisk Ultra Dual Drive Go Type-C 64GB USB Flash Drive (Model: SDDDC3-064G-I46PD). This device is designed to facilitate seamless data transfer between USB Type-C enabled smartphones, tablets, and Macs, and traditional USB Type-A computers. It features a reversible USB Type-C connector and a standard USB Type-A connector, offering versatile connectivity.

Image: The SanDisk Ultra Dual Drive Go USB Type-C Flash Drive, highlighting its dual connectivity and compact design, with a smartphone in the background.
2. Key Features
- Dual Connectivity: Equipped with both a reversible USB Type-C connector and a traditional USB Type-A connector for broad compatibility.
- High-Speed Performance: Utilizes USB 3.2 Gen 1 technology, offering read speeds of up to 300MB/s for rapid file transfers.
- Mobile Storage Expansion: Allows users to free up space on USB Type-C smartphones and tablets by offloading photos and videos.
- Automatic Backup: Compatible with the SanDisk Memory Zone app for Android devices, enabling automatic photo backup.
- Durable Design: Features a swivel design to protect the connectors when not in use.
3. Setup
3.1 Connecting to a USB Type-C Device
To connect the drive to a USB Type-C smartphone, tablet, or Mac, simply insert the USB Type-C connector into the device's port. The device should automatically detect the drive as external storage.
3.2 Connecting to a USB Type-A Computer
For connection to a computer with a standard USB Type-A port, insert the USB Type-A connector into an available USB port. The computer's operating system will typically recognize the drive automatically, and it will appear as a removable disk.

Image: The SanDisk Ultra Dual Drive Go, showcasing its dual USB Type-C and Type-A connectors.
3.3 Initial Use and Formatting
The drive comes pre-formatted and ready for use. If you wish to reformat the drive, ensure all data is backed up, then use your device's native formatting tools. For optimal compatibility, exFAT is recommended for larger capacities and cross-platform use.
4. Operating Instructions
4.1 Transferring Files
Once connected, you can transfer files to and from the drive using your device's file management system. For computers, this typically involves dragging and dropping files between the drive and your computer's folders. For smartphones and tablets, use the device's file manager app.

Image: The SanDisk Ultra Dual Drive Go connected to both a smartphone and a laptop, demonstrating its ability to move files between devices.
4.2 Using the SanDisk Memory Zone App (for Android)
The SanDisk Memory Zone app, available for Android devices, provides an easy way to manage, organize, and back up files on your smartphone and the Dual Drive Go. Download the app from the Google Play Store.
- Automatic Backup: Configure the app to automatically back up photos and videos from your smartphone to the drive when connected.
- File Management: Browse, copy, move, and delete files on both your device and the flash drive.
- Free Up Space: Easily transfer files from your phone's internal storage to the drive to create more space on your mobile device.

Image: A smartphone displaying the SanDisk Memory Zone app, illustrating its features for managing and backing up data.

Image: The SanDisk Ultra Dual Drive Go plugged into a smartphone, demonstrating its use for freeing up storage space for new photos and videos.
5. Maintenance
5.1 Physical Care
The SanDisk Ultra Dual Drive Go features a swivel design to protect its connectors. Rotate the cover to expose the desired connector and protect the other. Avoid applying excessive force to the connectors or the swivel mechanism.

Image: The SanDisk Ultra Dual Drive Go demonstrating its swivel design, which helps protect the USB Type-C and Type-A connectors.
Keep the drive clean and free from dust and debris. Avoid exposing it to extreme temperatures, moisture, or direct sunlight, as these can damage the internal components.
5.2 Safe Removal
Always safely eject the drive from your computer or mobile device before physically removing it. This prevents data corruption and ensures the longevity of the drive. On Windows, use the 'Safely Remove Hardware' option. On macOS, drag the drive icon to the Trash or use the Eject option. For mobile devices, ensure no file transfers are active before unplugging.
6. Troubleshooting
6.1 Drive Not Recognized
- Check Connection: Ensure the drive is fully inserted into the USB port.
- Try Another Port/Device: Test the drive on a different USB port or another compatible device to rule out port or device issues.
- Restart Device: Sometimes a simple restart of your computer or smartphone can resolve recognition issues.
- Driver Updates: Ensure your computer's USB drivers are up to date.
6.2 Slow Transfer Speeds
- USB Port Type: Ensure you are using a USB 3.0/3.1/3.2 port on your computer for optimal speeds. Connecting to a USB 2.0 port will result in slower transfers.
- File Size/Type: Transferring many small files can be slower than transferring a few large files.
- Background Processes: Close any unnecessary applications or processes that might be consuming system resources.
6.3 Data Corruption
- Safe Ejection: Always follow safe removal procedures to prevent data corruption.
- Antivirus Scan: Scan the drive for viruses or malware that might be affecting data integrity.
- Reformat: If corruption persists and data is backed up, reformatting the drive may resolve the issue.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | SanDisk |
| Model Name | Ultra Dual Drive Go |
| Model Number | SDDDC3-064G-I46PD |
| Memory Storage Capacity | 64 GB |
| Hardware Interface | USB 3.2 Gen 1 |
| Read Speed | Up to 300 Megabytes Per Second |
| Hardware Connectivity Technology | USB Type A, USB Type C |
| Compatible Devices | USB Type-C smartphones, tablets, Macs, USB Type-A computers |
| Colour | Black |
| Item Dimensions (D x W x H) | 8D x 12W x 8H Millimeters |
| Item Weight | 4 Grams |
| Country of Origin | China |
8. Warranty and Support
8.1 Warranty Information
The SanDisk Ultra Dual Drive Go Type-C 64GB USB Flash Drive comes with a 5-year limited warranty. Please retain your proof of purchase for warranty claims. For detailed terms and conditions, refer to the official SanDisk warranty policy available on their website.
8.2 Customer Support
For technical assistance, product inquiries, or warranty support, please visit the official SanDisk support website or contact their customer service. Contact information for the importer in India is RASHI PERIPHERALS PVT LTD., RASHI COMPLEX A BLDG, SURVEY 186, DONGARIPADA, POMAN, VASAI-E, THANE, MAHARASHTRA-401208.
You can find more information and support resources at the SanDisk Store on Amazon.in.