Sony VAIO VGN-TT Series Operating Instructions - Hardware Manual page 172

Troubleshooting >
Networking
❑ Make sure Maximum Performance is selected for Wireless Adapter Settings in the Power Options window. Selecting
any other option may result in a communication failure. To change the settings, follow these steps:
1 Right-click the power status icon on the taskbar and select Power Options.
2 Click Change plan settings under the current power plan.
3 Click Change advanced power settings.
4 Select the Advanced settings tab.
5 Double-click Wireless Adapter Settings and Power Saving Mode.
6 Select Maximum Performance from the drop-down list both for On battery and Plugged in.
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