When this setting is checked(enabled), Windows puts the network card to sleep and when it resumes it puts it back to D0. Windows never turns off the network card due to inactivity. The Allow the computer to turn off this device to save power setting controls how the network card is handled when the computer enters sleep and can be used if a driver misrepresents how it handles sleep states. When deploying Windows 7 or Windows Server 2008 R2, you may want to disable the Allow the computer to turn off this device to save power network adapter power management setting on some computers. Furthermore, you can configure the power management settings to meet the needs of your users through device properties, standard registry settings. The enhancements made to Windows 7 for managing power settings for network adapters greatly reduces the number of spurious wakes, allowing computers to sleep for longer periods of time when idle. Original product version: Windows 7 Service Pack 1, Windows Server 2008 R2 Service Pack 1 This article provides a resolution to disable network adapter power management on a single computer.
In the dialogue box of the device properties go to the Driver tab and click Uninstall. Delete the devices you are no longer using: Select the device you need to delete. Now you can see the devices which are no longer connected to your computer. In the Device Manager, select the menu item View / Show hidden devices. I suspect this is related to something that was set up when creating an installation image, but. System is Windows 10 (1709), user with local admin rights. On some PC's is this tab visible, on some PC's is missing. I wish change power management (disable sleep mode) of LAN network adapter (via device manager), but tab 'power managenent' missing.
I deleted bothe device from Device Manager and redetect them. In device manager, mouse and keyboard, there is no PowerManagement tab.
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