1. Introduction
The KIOXIA TransMemory U366 is a high-performance USB flash drive designed for reliable data storage and transfer. Featuring a sleek metal body and a convenient strap hole, it offers a maximum read speed of 100MB/s with USB 3.2 Gen 1 interface. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your device.

Image: The KIOXIA TransMemory U366 USB Flash Drive, a compact and stylish silver device with 'KIOXIA' and '64GB' printed on its surface, featuring a loop for a strap.
2. Setup
The KIOXIA TransMemory U366 USB Flash Drive is designed for plug-and-play functionality, requiring no special driver installation for most operating systems.
2.1 Connecting the Device
- Locate an available USB port on your computer (PC or Mac). For optimal performance, use a USB 3.2 Gen 1 (or USB 3.0) compatible port. The drive is backward compatible with USB 2.0 ports, but speeds will be limited.
- Carefully insert the USB flash drive into the USB port. Ensure it is inserted correctly to avoid damage.
- Your operating system should automatically detect the device and make it available for use. A notification may appear indicating that the device is ready.

Image: Two individuals smiling and looking at a laptop, illustrating the ease of use and file sharing capabilities of the USB 3.2 Gen 1 interface.
3. Operating Instructions
Once connected, the KIOXIA TransMemory U366 functions like any other storage device, allowing you to easily store, transfer, and access your files.
3.1 Accessing the Drive
- Windows: Open 'This PC' or 'My Computer'. The flash drive will appear as a removable disk (e.g., 'Removable Disk (E:)'). Double-click to open.
- macOS: The flash drive icon will appear on your desktop. Double-click the icon to open it.
3.2 Storing and Transferring Files
You can drag and drop files or folders to and from the flash drive, or use copy-paste functions.
- To save files to the drive: Drag files from your computer's folders into the flash drive's window.
- To transfer files from the drive: Drag files from the flash drive's window to a folder on your computer.
The drive is ideal for storing various data types, including photos, music, videos, and documents, making it a convenient portable storage solution.

Image: A person working on a laptop, illustrating the convenience of using the USB flash drive for storing photos, music, videos, and documents.
3.3 Safe Removal
Always safely remove the USB flash drive before unplugging it to prevent data corruption or loss.
- Windows: Click the 'Safely Remove Hardware and Eject Media' icon in the system tray (bottom-right corner), then select the KIOXIA drive and click 'Eject'.
- macOS: Drag the flash drive icon from your desktop to the Trash, or right-click (or Control-click) the icon and select 'Eject'.
4. Maintenance
Proper care and maintenance will ensure the longevity and optimal performance of your KIOXIA TransMemory U366 USB Flash Drive.
- Physical Protection: Avoid dropping the drive or subjecting it to strong impacts. While durable, extreme physical stress can damage internal components.
- Environmental Conditions: Keep the drive away from extreme temperatures, direct sunlight, and high humidity.
- Connector Care: Keep the USB connector clean and free of dust or debris. Avoid touching the metal contacts directly.
- Data Backup: Regularly back up important data stored on the flash drive to another storage medium (e.g., computer hard drive, cloud storage) to prevent data loss in case of unforeseen issues.
- Strap Hole: Utilize the integrated strap hole to attach the drive to a keychain or lanyard, reducing the risk of misplacement.

Image: A close-up of the KIOXIA TransMemory U366 USB flash drive highlighting its strap hole, designed for easy attachment of accessories.
5. Troubleshooting
If you encounter issues with your KIOXIA TransMemory U366, try the following troubleshooting steps:
- Drive Not Recognized:
- Ensure the drive is fully inserted into the USB port.
- Try a different USB port on your computer.
- Try connecting the drive to another computer to determine if the issue is with the drive or the computer's USB port.
- Restart your computer.
- Slow Transfer Speeds:
- Ensure you are using a USB 3.2 Gen 1 (or USB 3.0) compatible port on your computer for maximum speed. Connecting to a USB 2.0 port will result in slower speeds.
- Close other applications that might be using system resources or performing background tasks.
- Check if your computer's drivers (especially USB drivers) are up to date.
- Data Corruption/Loss:
- Always use the 'Safely Remove Hardware' or 'Eject' function before unplugging the drive.
- Avoid unplugging the drive during data transfer.
- If data appears corrupted, you may attempt data recovery software (use at your own risk) or reformat the drive (which will erase all data).
- Drive Appears Full/Incorrect Capacity:
- Check for hidden files or system files that might be taking up space.
- Ensure the drive is formatted correctly (e.g., FAT32 or exFAT for cross-platform compatibility). Reformatting will erase all data.
6. Specifications
Detailed technical specifications for the KIOXIA TransMemory U366 USB Flash Drive 64GB model.
| Feature | Specification |
|---|---|
| Brand | KIOXIA |
| Model Name | TransMemory U366 |
| Product Model Number | KLU366A064G |
| Memory Storage Capacity | 64 GB |
| Interface | USB 3.2 Gen 1 (backward compatible with USB 2.0) |
| Max Read Speed | 100 MB/s |
| Flash Memory Type | USB |
| Features | Lightweight, Strap Hole |
| Product Dimensions | 12.6 x 7.5 x 0.6 cm |
| Product Weight | 20 g |

Image: A hand holding the KIOXIA TransMemory U366 USB flash drive, demonstrating its compact size while emphasizing its large storage capacity.
7. Warranty and Support
KIOXIA stands behind the quality of its products. This section outlines the warranty coverage and how to seek support.
7.1 Warranty Information
The KIOXIA TransMemory U366 USB Flash Drive comes with a 1-year warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims.

Image: A graphic indicating 'INVENTOR OF FLASH MEMORY' and '1 YEAR WARRANTY', signifying KIOXIA's heritage and the product's warranty period.
7.2 Customer Support
For detailed product information, technical assistance, or warranty claims, please refer to the official KIOXIA website or contact their customer support. As a genuine domestic product, local support channels are available.
You can find the most up-to-date support information and contact details on the official KIOXIA website: www.kioxia.com





