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Jean_A
Copper Contributor
Jun 12, 2025
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M365 Apps Semi-Annual Enterprise Channel (Preview) deprecation starting on July 2025

Hello Everyone,

https://windowsreport.com/microsoft-is-changing-how-it-releases-microsoft-365-app-updates/#:~:text=Starting%20July%202025%2C%20Microsoft%20will%20deprecate%20the%20Semi-Annual,being%20slashed%20from%2014%20months%20down%20to%208.
We recently learned that the SAEC (Preview) will be deprecated starting July 8 2025. Since we have a uat group deployed on this update channel, we'll have to migrate them asap according to Microsoft recommendation. 
We have 2 questions:

1 - Is July 8 2025 date confirmed?
2 - If someone is in the same case, which update channel would you recommend for uat groups: back to the Semi-Annual standard channel or the Monthly Enterprise Channel? Dis some of you experience an important gap in terms of stability for critical business users?

  • Yes, the deprecation of the Semi-Annual Enterprise Channel (Preview) is officially scheduled for July 8, 2025. Following this date, devices utilizing this update channel will cease to receive updates. Accordingly, it is imperative to transition your UAT group to an alternative update channel to ensure continued support and system stability. For 2nd question, Semi-Annual Enterprise Channel is still available but will have a shorter support duration (8 months instead of 14). It's suitable for non-interactive devices or those running business-critical workloads that require extensive testing before updates. For Monthly Enterprise Channel, this provides predictable monthly updates and now includes rollback support for 2 months. It’s a good choice if your UAT group needs regular feature updates while maintaining stability.

3 Replies

  • Yes, the deprecation of the Semi-Annual Enterprise Channel (Preview) is officially scheduled for July 8, 2025. Following this date, devices utilizing this update channel will cease to receive updates. Accordingly, it is imperative to transition your UAT group to an alternative update channel to ensure continued support and system stability. For 2nd question, Semi-Annual Enterprise Channel is still available but will have a shorter support duration (8 months instead of 14). It's suitable for non-interactive devices or those running business-critical workloads that require extensive testing before updates. For Monthly Enterprise Channel, this provides predictable monthly updates and now includes rollback support for 2 months. It’s a good choice if your UAT group needs regular feature updates while maintaining stability.

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