Status

Owner

Eric Triffaux

Stakeholders

James Kyndt, Paul Anton, Sreekiran Mayee


Decision: 

Move from Current Channel to Semi-Annual Enterprise Channel during the transition.
Then after stabilization period move to Monthly Enterprise Channel

Stay in Cloud update and INTUNE being used in case of specific scope rollback


Decision made by: INFRA TDA

Date:  December 4th 2025

Online Meeting: 

Issue - Situation

Office 2021 LTSC used for Shared PCs, LAB & Kiosk PCs, TPA, Servers.
Individual PCs receives Microsoft 365 Apps for enterprise, originally in Monthly Enterprise Channel with Auto Update enabled on Solvay side, during the separation moved to Current Channel and Cloud update.

Both version 2021 and M365 are deployed via INTUNE packages.
M365 Admin Center (Cloud Update) is not yet fully in use for update management.

Background & Context

Syensqo’s Office design, configuration and client packages are inherited from Solvay separation.

Recommendation

Move from Current Channel to Semi-Annual Enterprise Channel during the transition.
Then after stabilization period move to Monthly Enterprise Channel

Stay in Cloud update and INTUNE being used in case of specific scope rollback

Update Channel Options

 

Category

Current Channel

Monthly Enterprise Channel

Semi-Annual Enterprise Channel

Recommended use

Provide your users with new Microsoft 365 Apps features as soon as they're ready, but on no set schedule.

Provide your users with new Microsoft 365 Apps features only once a month and on a predictable schedule.

For non-interactive devices and those running specialized or business-critical workloads that require extensive testing before new Microsoft 365 Apps features are implemented. Suitable for select devices performing automated tasks where end-users aren't present, ensuring compliance with regulatory and organizational standards.

Release frequency¹

At least once a month (likely more often), but on no set schedule

Once a month, on the second Tuesday of the month

Once a month, on the second Tuesday of the month

Feature updates²

As soon as they're ready (once a month), but on no set schedule

Once a month, on the second Tuesday of the month

Twice a year (in January and July), on the second Tuesday of the month

Security updates³

Once a month, on the second Tuesday of the month (if needed)

Once a month, on the second Tuesday of the month (if needed)

Once a month, on the second Tuesday of the month (if needed)

Non-security updates²

Usually at least once a month (possibly more often), but no set schedule (if needed)

Once a month, on the second Tuesday of the month (if needed)

Once a month, on the second Tuesday of the month (if needed)

Support duration for a given version⁴

Until the next version is released with new features, which is usually about one month

Two months

Eight months (Beginning July 2025; previously fourteen months)

Rollback support⁵

Not applicable

Two months (Beginning July 2025; previously one month)

Two months (Beginning July 2025)


How to Manage Updates

Feature

Auto Update

Intune

Cloud Update

Control over timing

❌ Low

✅ Medium
(requires policy config)

✅ High
(Via Admin Center)

Rollback capability

❌ No

❌ Limited

✅ Yes
(built-in)

Compliance monitoring

❌ No

✅ Yes
(Integrated)

✅ Yes
Integrated (Endpoint Analytics)

Best for mixed Office

✅ Yes

✅ Yes

❌ No

Best for cloud-first

✅ Yes

✅ Yes

✅ Yes

Use case

We do not want it

For Office 2021 LTSC

For Old M365 packages and new one

See also

The following section describes relevant documentation:

Description

Repository

Licence Assignement DiagramLucid Chart
Syensqo - License SKU Assignementhttps://docs.google.com/spreadsheets/d/14TG9cMJOHbPlZBDUBkmB6JLMwO2ENUei/edit?gid=1161351560#gid=1161351560