Introduction
This manual provides essential information for the proper use and care of your SanDisk Extreme PRO 64GB UHS-I/U3 Micro SDXC Memory Card. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.

Image: SanDisk Extreme PRO 64GB Micro SDXC Memory Card. This image displays the front of the memory card, highlighting the SanDisk Extreme PRO branding, 64GB capacity, and Micro SDXC I U3 specifications.
Setup and Installation
The SanDisk Extreme PRO Micro SDXC card is designed for easy installation in compatible devices. Follow these steps for proper setup:
- Identify the Micro SD Card Slot: Locate the Micro SD card slot on your camera, smartphone, tablet, or other compatible device. Refer to your device's user manual for the exact location.
- Insert the Card: Gently insert the SanDisk Extreme PRO Micro SDXC card into the slot with the gold contacts facing down (or as indicated by your device's manual). Push until it clicks into place. Do not force the card.
- Using the SD Adapter (Optional): If your device uses a standard SD card slot, insert the Micro SDXC card into the provided SD adapter. Then, insert the adapter into your device's SD card slot.

Image: SanDisk Micro SDXC card with SD adapter. This image shows the small Micro SDXC card next to a larger SD adapter, illustrating how the Micro SDXC card fits into the adapter for use in standard SD card slots.
- Formatting the Card: For first-time use or if experiencing issues, it is recommended to format the card using your device's internal formatting function. This ensures optimal compatibility and performance. Warning: Formatting will erase all data on the card. Back up any important files before formatting.
Operating Instructions
Once installed and formatted, your SanDisk Extreme PRO 64GB Micro SDXC card is ready for use. It is designed for high-speed data transfer and reliable storage.
- Data Storage: Use the card to store photos, videos (including 4K Ultra HD and Full HD), applications, and other digital files on your compatible device.
- High-Speed Performance: This card offers read speeds up to 95MB/s and write speeds up to 90MB/s, making it suitable for demanding tasks such as continuous burst-mode photography and high-resolution video recording.
- Data Transfer: To transfer data to or from a computer, insert the card (or the card in its adapter) into a compatible card reader connected to your computer. Drag and drop files as needed.
- Safe Removal: Always safely eject the memory card from your device or computer before physically removing it to prevent data corruption.
Care and Maintenance
To ensure the longevity and optimal performance of your SanDisk Extreme PRO Micro SDXC card, follow these care guidelines:
- Physical Protection: Store the card in its protective case or a secure slot when not in use to prevent physical damage to the contacts or card body.
- Cleaning: If the gold contacts appear dirty, gently wipe them with a clean, dry, lint-free cloth. Avoid using liquids or abrasive materials.
- Environmental Protection: The card is designed to be waterproof, shockproof, X-ray proof, and temperature proof. However, avoid exposing it to extreme conditions unnecessarily.
- Data Backup: Regularly back up important data from your memory card to another storage device (e.g., computer hard drive, cloud storage) to prevent data loss.
- Software Tools: Utilize the included SanDisk Memory Zone app for managing and backing up files on your Android device. The Rescue PRO Deluxe software (one-year offer) can assist in recovering accidentally deleted files.
Troubleshooting
If you encounter issues with your SanDisk Extreme PRO Micro SDXC card, consider the following common solutions:
| Problem | Possible Solution |
|---|---|
| Card not detected by device. |
|
| Error message during data transfer or recording. |
|
| Slow performance. |
|
| Accidentally deleted files. | Immediately stop using the card to prevent overwriting the data. Use the included Rescue PRO Deluxe software (download offer) to attempt data recovery. |
Specifications
| Model Name | SanDisk Extreme PRO 64GB UHS-I/U3 Micro SDXC Memory Card |
| Model Number | SDSDQXP-064G-G46A |
| Capacity | 64 GB |
| Read Speed | Up to 95 MB/s |
| Write Speed | Up to 90 MB/s |
| Speed Class | UHS Speed Class 3 (U3), Class 10 |
| Form Factor | Micro SDXC |
| Special Features | Waterproof, Shockproof, X-ray Proof, Temperature Proof |
| Dimensions (L x W x H) | 0.04 x 0.59 x 0.43 inches (1.02 x 14.99 x 10.92 mm) |
| Weight | 0.32 ounces (9.07 g) |
| Compatible Devices | Cameras, Smartphones, Tablets, Drones, Action Cameras |
Warranty Information
Your SanDisk Extreme PRO 64GB Micro SDXC Memory Card comes with a Lifetime Limited Warranty. This warranty covers defects in material and workmanship under normal use. For full terms and conditions, and to initiate a warranty claim, please visit the official SanDisk support website or contact their customer service.
Note: The warranty does not cover data loss. Always back up your data.
Customer Support
For further assistance, technical support, or to download the SanDisk Memory Zone app or Rescue PRO Deluxe software, please visit the official SanDisk support website:
You can also find additional resources and FAQs on the SanDisk website.