By Phone - NEC Express5800 Series User Manual

Chapter 6 System Administration
4.2

By phone

If the Internet is unavailable, you can activate your license by calling Microsoft.
1. Restart your US320f.
2. Right-click the Start button and click Run in the menu. Enter slui 4 and click the OK button.
3. Click the down arrow, select the country or region name, and click Next.
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Express5800/US320f User's Guide
4. Activating US320f