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Convert WIM to ESD

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A WIM file is a file-based image format used by Windows to deploy Windows operating systems. It is introduced since Window Vista. A  wim file may includes several images. WIM image can also be bootable. Windows boot loader can boot Windows from a WIM image.

An ESD file is the file used by Microsoft's Electronic Software Download (ESD) software. Microsoft uses the ESD file to distribute Windows operating systems and updates. Compared with WIM file, the ESD file has higher compression ratio, thus the file size is less than that of WIM file. ESD files are supported by Windows 8 and Windows 10 / 11 operating systems. Converting a WIM file to ESD format can significantly decrease file's size. 

To convert WIM file to ESD format, please follow the steps,

  • Run PowerISO.

  • Choose "Tools > WIM ESD Converter..." Menu.

  • PowerISO shows WIM ESD Converter dialog. Click the page "Convert WIM to ESD".

  • The "Convert WIM to ESD" page will show.

Choose the source WIM file you want to convert. The WIM image file information will be listed after you select a WIM file.

Enter the destination ESD file path name.

  • Click "Convert" button to start converting wim file to esd. PowerISO will show the progress information during conversion. 

  • After the wim file has been converted successfully, you should receive a message, "Converting image file completes successfully". Usually, converting wim file to esd format can decrease file's size by 30%.


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