Running observer for the first time – Network Instruments Observer User Manual
Page 10

Installation
4
Observer® Quick Start Manual
Running Observer for the First Time
In Windows 98, you can run Observer immediately after installation by
double-clicking on the Observer icon in the Observer group or the Probe icon
from the Probe group. Rebooting is not necessary.
In Windows NT, 2000, and XP, you must reboot your PC before you can run
Observer. After rebooting, you can run Observer by double-clicking on the
Observer icon in the Observer group.