Unable to download Windows updates because windows and settings DEP shuts itself

Original title: cannot download due to the DEP

Windows guard evict me because of my DEP settings, I watched it upward in the help, but I can't understand... now my antivirus is exspired and I can not download an update because windows stop... also when I do an update of windows or fix and repair it says windows has an error that prevents me from running someone knows why it does this and can I fix it

Hello

(1) what is the exact error you get all trying to download Windows Update?

(2) whose anti-virus software is installed on your computer?

(3) you are able to download other files from the internet?

(4) web browser that you use to download files?

(5) update you are trying to install?

You can try the following methods and check if it helps.

Method 1: Change settings Data Execution Prevention:

http://Windows.Microsoft.com/en-us/Windows-Vista/change-data-execution-prevention-settings

Method 2:

Data Execution Prevention: Frequently asked questions:

http://Windows.Microsoft.com/en-us/Windows-Vista/data-execution-prevention-frequently-asked-questions

Method 3: Disable security software temporarily

I suggest you to disable temporarily any them program of security on your computer and check if it solves the problem.
After reviewing the question you must reactivate the security on your computer program.

Note: Run the computer without antivirus software or firewall is a potential threat to the computer; Be sure to activate security software after completing the troubleshooting steps and after identifying the problem.

Method 4: Clean boot

I suggest to perform the clean boot and try to install the update.

How to troubleshoot a problem by performing a clean boot in Windows Vista or in Windows 7
http://support.Microsoft.com/kb/929135
Note: When the diagnosis is complete, don't forget to reset your computer to normal startup. Follow step 7 in the above article.

Once you make these methods try to install the update and check if it works.

See the following links:

Problems with installing updates

http://Windows.Microsoft.com/en-us/Windows-Vista/troubleshoot-problems-with-installing-updates

Tags: Windows

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