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Insider Power Techniques for Microsoft® Windows® XP by Austin Wilson, Scott Andersen, Geoff Winslow, Paul McFedries

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Step 9—Verify Digitally Signed Files

In Chapter 9, you learned that digitally unsigned drivers are often the cause of system instabilities. To ensure you don’t accumulate unsigned drivers on your system (particularly if you share your computer with other users), you should regularly run the Signature Verification Tool. This program scans your entire system (or, optionally, a specific folder) for unsigned drivers. Follow these steps to run this tool:

  1. Select Start, Run, enter sigverif, and click OK. The File Signature Verification window appears.

  2. Click Advanced to display the Advanced File Signature Verification Settings dialog box.

  3. Select the Look For Other Files That Are Not Digitally Signed option.

  4. In the Look In This Folder text box, enter SystemRoot ...

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