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Microsoft 365 Changelog


M365 Changelog: OneDrive sync client 64-bit update available for Windows

Petri Staff


MC249393 – Updated April 29, 2021: Microsoft has updated the rollout timeline below. Thank you for your patience.

Microsoft is making a 64-bit version of the OneDrive sync client available for Windows.

This message is associated with Microsoft 365 Roadmap IDs 70694 and 70695.

When this will happen

  • Insiders: rollout begins early April
  • General availability: rollout should be mid-April through mid-May (previously end of April) following the normal The OneDrive sync app update process
  • Preview: download available now

How this will affect your organization

Microsoft will silently update user devices from the 32-bit version to the 64-bit version. All functionality is the same as it is in the 32-bit installation.

For preview customers: users can download and install a 64-bit version of OneDrive:  64-bit preview package

What you need to do to prepare

You might want to notify your users about this new capability and update your training and documentation as appropriate. 

Note: The OneDrive 64-bit version is only for devices with x64-based processors.

Learn more

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