User guide
Table Of Contents
- Package contents
- About this user guide
- Safety precautions
- Chapter 1: Mini Desktop PC parts and features
- Chapter 2: Hardware setup
- Chapter 3: Using your Mini Desktop PC
- Chapter 4: Supported operating systems
- Working with Windows® 7
- Microsoft’s Windows® 8.1 Downgrade Notices
- Working with Windows® 8.1
- Starting for the first time
- Windows® UI
- Start button
- Customizing your Start screen
- Working with Windows® apps
- Customizing apps
- Accessing the Apps screen
- Other keyboard shortcuts
- Connecting to the Internet
- Turning your Mini Desktop PC off
- Putting your Mini Desktop PC on sleep mode
- Windows® 8.1 lock screen
- Customizing your lock screen
- Chapter 5: ASUS Business Manager
- Chapter 7: Basic Input and Output System (BIOS)
- Troubleshooting
- Appendix
- ASUS Recycling/Takeback Services
- REACH
- Lithium Battery Warning
- RF Exposure Warning
- Federal Communications Commission Statement
- IC: Canadian Compliance Statement
- Canadian Department of Communications Statement
- VCCI: Japan Compliance Statement
- KC: Korea Warning Statement
- RF Equipment Notices
- Optical Drive Safety Information
- ASUS Contact Information

Mini Desktop PC User Guide
58
FOR CERTIFICATION ONLY
Changing your operating system to
Windows® 8.1
1. Turn on your Mini Desktop PC. During POST, press <F2> to enter
BIOS.
2. Insert the Windows® 8.1 Recovery DVD into the optical drive.
3. While on the BIOS setup, press the F5 key then select Yes to
load the system’s optimized default settings.
4. Select the Advanced menu > LPSS & SCC Conguration.
5. Select OS Selection > Windows 8.x
6. Select the Boot menu > Secure Boot menu.
7. Select OS Type > Windows UEFI mode.
8. Press the F10 key then select Yes to save the conguration and
reboot your system.
9. While booting, your display shows the ASUS logo then the
message Press any key to boot from CD or DVD... When you
see this message, press any key on your keyboard to proceed
with the downgrade.
NOTE: If your display returns to the BIOS screen, ensure that the
Windows® 8.1 Recovery DVD has been inserted into the optical drive
and repeat steps 3 to 8.
10. Carefully read the ASUS Recovery Tool license agreement. Tick
the I Agree box then select Accept.
11. Select No to continue with the setup.