About this download
This program will update BIOS to version R0400T8 and will resolve the following symptom:
- USB 3.0 HDD cannot work as USB 3.0 device after system reboots.
BIOS Update version R0400T8
File name: EP0000284095.exe
File size: 4.76 MB (4,993,024 bytes)
- BIOS Update version R0400T8
- Windows 8 32bit
- Windows 8 64bit
1. Download the file to a temporary or download directory (Please note this directory for reference later).
2. Go to the directory where the file was downloaded and double-click EP0000284095.exe.
3. Follow the instructions displayed in the installation wizard.
4. After installation is completed, please restart the computer.
To check if installation is successful:
1. Open VAIO Control Center -> System Information
2. Confirm BIOS Version is R0400T8.