Allied Telesis AT-2972T/2 - Manual (Page 37)

AT-29xx Series Gigabit Ethernet Network Adapters Installation Guide
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The Device Manager Window is shown in Figure 9.
Figure 9. Device Manager Window (Network adapter folder is collapsed)
4. In the Device Manager window, click the + next to the Network
adapters folder.
The selection expands to show the list of installed network adapter
cards.
5. Right click on the adapter whose driver you want to update and select
Update Driver.