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PC automatically wakes from sleep mode (II)Article ID: 2642531 - View products that this article applies to. More informationSymptomsWhen I put my PC into sleep mode, it automatically wakes up at certain times. What can I do about it? ResolutionDisable timer PCs don't know any sleep disorders. If, however, the computer wakes up unexpectedly regularly at night (or even during the day) at certain times, you should check the power saving modes. May be the PC is activated by timed action of the system or an application. These include, for example, scheduled backups. How to proceed: 1. Click on the Windows icon. Collapse this image  2. In the field for Search programs and files enter the command Power options. Collapse this image  3. In the result list of the start menu, click on Power options. Collapse this image  4. In the current power plan, click the entry Change power saving options. Collapse this image  5. In the following dialog box, click on Change advanced power settings. Collapse this image  6. Under Power options click on the plus sign in Energy saving. Collapse this image  7. Click on the plus sign in Allow timer for activation. Collapse this image  8. Now change the preference under Allow timer for activation from Enable in Disable. If you are using a mobile PC, enable for both areas On battery and Network operation. Collapse this image  9. When finished, click OK. Collapse this image  Note: The automatic wake up could also be caused by other reasons. If this guide does not result in the desired effect, see also the other contributions of this series. ReferencesFor more useful information, see the following articles in the Microsoft Knowledge Base: 2642510
(http://support.microsoft.com/kb/2642510/DE/
)
PC automatically wakes up from sleep mode (I)2642546
(http://support.microsoft.com/kb/2642546/DE/
)
PC automatically wakes up from sleep to (III)Note This is a "FAST PUBLISH" article created directly from within the Microsoft support organization. The information contained herein is provided as-is in response to emerging issues. As a result of the speed in making it available, the materials may include typographical errors and may be revised at any time without notice. See Terms of Use
(http://go.microsoft.com/fwlink/?LinkId=151500)
for other considerations.PropertiesArticle ID: 2642531 - Last Review: November 28, 2012 - Revision: 2.0 Applies to
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