The transition to 64-bit Office for Mac was announced in April 2016. Effect on third-party applications and add-ins After each 'channel' is transitioned per the rollout schedule, only 64-bit builds will be available. Similarly, we won't offer a choice between 32-bit and 64-bit versions of Office 2016 for Mac.

Unlike for Windows, there's no choice between running a 32-bit or 64-bit version of the Mac operating system. The Mac operating system has been 64-bit for several years. Therefore, a VLSC customer who updates either manually or through AutoUpdate will be transitioned to 64-bit builds. However, all updater packages that are released after August will be based on 64-bit builds. The VLSC will continue to offer 32-bit installers (15.23) until November 2016. These builds are refreshed infrequently and are typically aligned with new language editions. Volume License customers typically get their Office 2016 software from the Volume License Service Center (VLSC). The file is stored on security-enhanced servers that help prevent any unauthorized changes to it. Microsoft scanned this file for viruses, using the most current virus-detection software that was available on the date that the file was posted. The following file provides a 64-bit package to replace existing 32-bit applications with 64-bit variants during installation:ĭownload the Microsoft Office 2016 for Mac August update package now. The August release of Office for Mac is available for manual download. For the release to the Production channel, customers will see '(64-bit)' in the update title to make them aware that this is a 64-bit update.įor information about how to use the MAU, see Check for Office for Mac updates automatically. Therefore, customers won't experience a sharp increase in download activity.

Also, MAU can deliver a delta update when applicable to update a user from 32-bit to 64-bit applications. The update package size does not change between 32-bit and 64-bit versions. Depending on which version is installed on the local computer, MAU will offer either a delta or full update. Deployment options for the 64-bit update AutoUpdate (MAU)Ĭustomers who use Microsoft AutoUpdate (MAU) to keep their Office applications up-to-date will see a 'regular' monthly update notification when their selected channel is upgraded to 64-bit builds. This affects customers of all license types: Retail, Microsoft 365 for home, Microsoft 365 for business, and Volume License installations. Existing Office 2016 for Mac customers will be seamlessly upgraded to 64-bit versions of Word, Excel, PowerPoint, Outlook, and OneNote as part of the August product release (version 15.25).

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