Essentially, it’s a way to add updates to a Windows image, a technique sometimes called “slipstreaming.” Please consult that story for all the details. This procedure comes in handy when Windows Update isn’t working properly or for managing large-scale or remote deployments. msu formats into a targeted Windows image. My article about installing Windows updates with DISM explains how to use the dism /Add-Package option to install Catalog or other updates in.

(Type either cmd or powershell in the Windows search box, right-click Command Prompt or Windows PowerShell in the list of results, select Run as administrator, and enter a password if prompted.) To use DISM for any of these tasks, you’ll need to open an administrative command prompt or an administrative PowerShell session.

Identifying and changing international settings in Windows images.

Identifying Windows images, installers, and ISO files.

Cleaning up the Windows component store to reclaim disk space.

Installing Windows updates from the Microsoft Update Catalog or other package file sources.

I’ll discuss the following DISM tasks in this article: My own recent use of DISM with Windows 10 and 11 has centered around day-to-day system upkeep and maintenance. In the context of the DISM utility's name, “servicing” is a broad term covering a wide range of functions, from capturing a disk partition and creating a disk image from its contents to mounting and modifying a disk image. DISM hasn’t changed much since it emerged in 2014, and (mostly) works the same for both Windows 10 and 11. It also works with the encrypted and compressed Electronic Software Download (.esd) file format introduced in Windows 8.1. DISM, has been around since Windows Vista, when it was first introduced as a method for creating and managing Windows images based on the Windows image (.wim) file format.

Windows’ built-in Deployment Image Servicing and Management command-line tool, a.k.a.

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