How to download and install Microsoft Office offline?

Jun H 0 Reputation points
2026-08-30T14:46:56.1833333+00:00

I need to install Microsoft Office on a PC that has no internet access

Could someone guide me on how to download the full offline installer?

Thanks in advance!

Microsoft 365 and Office | Install, redeem, activate | For business | Windows
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  1. Bence Weiszmann 1,555 Reputation points
    2026-08-30T14:53:54.5833333+00:00

    Dear @Jun H

    Please see Microsoft's official guide for the Office offline installer: https://support.microsoft.com/en-us/office/lifecycle/officeinstall/use-the-office-offline-installer

    Best regards,

    Bence

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  2. AI answer

    2026-08-30T14:47:10.2166667+00:00

    For a PC with no internet access, use the Microsoft 365 offline installer. For business plans, use the Office Deployment Tool (ODT).

    1. On a PC that has internet access, create a folder such as C:\ODT.
    2. Download and install the Office Deployment Tool.
    3. Open Notepad and create a configuration XML file based on the edition needed:

    For Microsoft 365 Apps for enterprise, 64-bit:

    <Configuration>
      <Add OfficeClientEdition="64">
        <Product ID="O365ProPlusRetail">
          <Language ID="en-us" />
        </Product>
      </Add>
    </Configuration>
    

    Save it as installOfficeProPlus64.xml in C:\ODT.

    For Microsoft 365 Apps for business, 64-bit:

    <Configuration>
      <Add OfficeClientEdition="64">
        <Product ID="O365BusinessRetail">
          <Language ID="en-us" />
        </Product>
      </Add>
    </Configuration>
    

    Save it as installOfficeBusRet64.xml in C:\ODT.

    If a different language is needed, replace en-us with the required language ID.

    1. Open Run and download the installation files:
    • Enterprise 64-bit: c:\odt\setup.exe /download installOfficeProPlus64.xml
    • Business 64-bit: c:\odt\setup.exe /download installOfficeBusRet64.xml
    1. Wait for the download to finish. When complete, an Office folder appears inside C:\ODT.
    2. Copy the C:\ODT folder to the offline PC.
    3. On the offline PC, open Run and start installation:
    • Enterprise 64-bit: c:\odt\setup.exe /configure installOfficeProPlus64.xml
    • Business 64-bit: c:\odt\setup.exe /configure installOfficeBusRet64.xml
    1. If prompted by User Account Control, select Yes. The install begins.
    2. After installation, connect to the internet at least once to activate Office by opening an Office app and going to File > Account. Then use Update Options > Update Now to get the latest updates.

    If the product is a consumer Microsoft 365 purchase instead of a business plan, the offline installer can also be downloaded from the account portal by selecting Offline installer from Choose a version, then opening the downloaded O365HomePremRetail.img, mounting it, and running Setup32.exe or Setup64.exe from the virtual drive.


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