To assign a user or group Deny permissions to the Usbstor.pnf and Usbstor.inf files, follow these steps: Start Windows Explorer, and then locate the %SystemRoot%\Inf folder. Right-click the Usbstor.pnf file, and then click Properties. Click the Security tab.

This update includes a fix for an incorrect device driver (“Microsoft – WPD – 2/22/2016 12:00:00 AM - 5.2.5326.4762”) that was released by a third-party on March 8, 2017 that affected a small group of users with USB connected phones or other media devices that rely on Media Transfer Protocol (MTP).

Basic steps. About modes and file systems. Command line syntax. Frequently asked questions. Learn how to use Windows File Recovery app to restore or recover lost files that have been deleted and are not in the recycle bin.

Microsoft Office uses the XML-based file formats, such as .docx, .xlsx, and .pptx. These formats and file name extensions apply to Microsoft Word, Microsoft Excel, and Microsoft PowerPoint.

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs. It also fixes corrupted registry keys. First, you'll need to download the troubleshooter. Download troubleshooter.