![]() ![]() You can also create temporary folders to store update files to accommodate large updates. Booting WinPE from a Hard Driveįor better performance, you can allocate additional memory when you boot WinPE from a hard disk drive. Review the following requirements for servicing an image from WinPE. However, you must consider certain factors while planning your servicing strategy. You can service Windows images from WinPE. Storing Files on a Network ShareĪlthough DISM supports network paths for images and packages, most operations will perform faster on files that are copied to the local hard-drive. Package Locationsĭon't put a package that you intend to install directly at the root of a partition on a Windows installation. The log file gives you the history of the operations that have been performed, which can help you troubleshoot problems. bak appended to the file name, and a new log file will be generated. The archived log file will be saved with. The log file will automatically be archived. If you specify a log path on a network share from a computer that is not joined to a domain, use net-use with domain credentials to set access permissions before you set the log path for the DISM log. As a best practice, you should not mount more than 20 images at the same time. However, performance may slow down on some functions, such as /Unmount-Image, depending on the memory available on the computer. You can mount and modify multiple images on a single computer. You can recover a corrupted image more easily with the /Cleanup-Image /RestoreHealth option if you've committed your changes often. You can use DISM's /Commit-Image option at any point during servicing to save the changes that you have made so far. For more information, see DISM - Deployment Image Servicing and Management Technical Reference for Windows. DISM can be used to install, uninstall, configure, and update drivers, features, and packages in Windows images and Windows Preinstallation Environment (WinPE) images without booting the image. The best way to service a Windows image is offline with DISM. ![]() Some DISM commands may also be blocked by your antivirus or antimalware tools, if this is the case disable these tools on your technician PC. For increased performance, configure the antivirus or antimalware tools on your technician PC to exclude the mount folder from scans. Some DISM commands may be impacted by antivirus or antimalware tools. This must be done even if you are logged on as an administrator. Right-click Deployment and Imaging Tools Environment and then select Run as administrator. Make sure that you have elevated permissions. Many deployment command-line tools, including Deployment Image Servicing and Management (DISM), require elevated permissions. Elevate Permissions for Command-Line Tools ![]() We recommend that you implement these practices wherever possible. This section describes some best practices related to servicing a Windows image. ![]()
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