Change intelligence

IT Admin Change Calendar

What is changing across Microsoft 365, Google Workspace, Atlassian, and Apple — when it takes effect, who is affected, and whether you need to act.

Every entry is verified against an official vendor source, given a deterministic severity, and dated so you can plan 30, 60, and 90 days ahead.

Free
No login
Source
First-party
Output
Filtered CSV + ICS

Evidence boundary

The IT Admin Change Calendar summarizes vendor-announced changes from official public sources, normalized for administrators. Every entry links to its first-party source and shows when it was last verified. It is informational — it cannot confirm how a change affects your specific tenant, and it is not a complete mirror of every vendor release note.

Tracked changes
35
Vendors covered
4
Next 90 days
7
Upcoming
8
Action required
27

Filter / Published change records

Build an admin planning view

Search the published record set, narrow it by operational context, then export the current vendor, type, severity, and timeframe view.

Records
35 published
Window
All dates
Planning window

Showing 35 of 35 changes

Schedule / Forward view

Upcoming changes

8 records

Effective

8 September 2026

In 14 days
AtlassianAtlassian AnalyticsRetirement

Atlassian Analytics dashboard subscriptions are removed in late 2026

Atlassian Analytics stops new dashboard subscriptions on September 8, 2026 and removes emailed dashboard reports on November 2, 2026.

CriticalAction required

Effective

30 September 2026

In 36 days
Microsoft 365Project OnlineRetirement

Project Online retires on September 30, 2026

Microsoft retires Project Online on September 30, 2026. Project Web App sites and data become unavailable, so migrate projects before then.

CriticalAction required

Effective

1 October 2026

In 37 days
Microsoft 365Exchange OnlineRetirement

Exchange Web Services (EWS) starts being disabled in Exchange Online

Microsoft starts disabling EWS in Exchange Online in October 2026, with full shutdown in April 2027. Migrate EWS apps to Microsoft Graph.

CriticalAction required

Effective

1 October 2026

In 37 days
Microsoft 365Microsoft PublisherRetirement

Microsoft Publisher retires from Microsoft 365 on October 1, 2026

Microsoft 365 subscribers lose access to Publisher on October 1, 2026. Convert .pub files to PDF or Word before the retirement date.

CriticalAction required

Effective

5 October 2026

In 41 days
Microsoft 365Microsoft TeamsRetirement

Microsoft Teams live chat widget retires on October 5, 2026

Microsoft Teams live chat is retired on October 5, 2026. Remove the live chat widget from websites and move to a supported engagement tool.

CriticalAction required

Effective

31 January 2027

In 159 days
AtlassianAtlassian Connect / Forge appsEnd of support

Atlassian Connect private apps enter end of support on January 31, 2027

Atlassian Connect private apps enter end of support on January 31, 2027. Audit legacy apps and migrate or retire them before then.

CriticalAction required

Record / Current state

Already in effect

27 records

Effective

9 June 2026

In effect
AtlassianBitbucket CloudBreaking change

Bitbucket Cloud app passwords stopped working on June 9, 2026

Bitbucket Cloud app passwords ceased functioning on June 9, 2026. Integrations, CI pipelines, and scripts must use scoped API tokens instead.

CriticalAction required

Effective

5 May 2026

In effect
Google WorkspaceGoogle MeetAdmin control change

Google Meet can require participant consent for recordings and transcripts

Google Meet can now require explicit participant consent before recording, transcription, or Gemini notes start; off by default, set per OU or group.

MediumAwareness only

Effective

24 March 2026

In effect
ApplemacOS Tahoe 26 software updatesAdmin control change

Managed Macs may need deferral-policy changes to see macOS Tahoe 26 updates

Apple documents a macOS Tahoe 26 update visibility issue for managed Macs using separate major-update deferrals. Adjust MDM deferral policy if affected.

MediumAction required

Effective

31 January 2026

In effect
Google WorkspaceGoogle Apps ScriptDeprecation

Apps Script legacy Rhino runtime stops executing on January 31, 2026

Apps Script scripts still on the legacy Rhino runtime stop running on January 31, 2026. Migrate them to the V8 runtime before then.

HighAction required

Effective

27 January 2026

In effect
Google WorkspaceGoogle CalendarFeature change

Owned secondary calendars are automatically shown in users' calendar lists

Google Calendar now always displays secondary calendars a user owns in their calendar list, so owners can manage sharing and lifecycle directly.

LowAwareness only

Effective

21 January 2026

In effect
AtlassianConfluence CloudDeprecation

Confluence Cloud legacy editor is fully deprecated from April 2026

Confluence Cloud legacy editor deprecation phases run January-April 2026. Legacy pages auto-convert and can no longer revert to legacy.

MediumAwareness only

Effective

14 October 2025

In effect
Microsoft 365Windows 10End of support

Windows 10 reached end of support on October 14, 2025

Windows 10 reached end of support on October 14, 2025. Devices get no more security updates unless enrolled in Extended Security Updates.

CriticalAction required

Effective

14 October 2025

In effect
Microsoft 365Visio 2016 / Visio 2019End of support

Visio 2016 and Visio 2019 reached end of support on October 14, 2025

Visio 2016 and Visio 2019 reached end of support on October 14, 2025. The apps keep working but receive no more security updates.

CriticalAction required

Effective

14 October 2025

In effect
Microsoft 365Office 2016 / Office 2019End of support

Office 2016 and Office 2019 reached end of support on October 14, 2025

Office 2016 and Office 2019 reached end of support on October 14, 2025. The apps keep working but receive no more security updates.

CriticalAction required

Effective

15 September 2025

In effect
Google WorkspaceGoogle GroupsAdmin control change

Custom roles for managing and viewing Google Groups members are removed

Custom roles for who can manage or view Google Groups members are being removed; existing ones stop applying on January 5, 2026. Review group roles.

MediumAction required

Effective

25 August 2025

In effect
Google WorkspaceGoogle URL Shortener (goo.gl)Retirement

Inactive goo.gl short links stop working on August 25, 2025

Inactive goo.gl short links stop returning a response on August 25, 2025. Audit documents, sites, and emails and replace any inactive goo.gl links.

HighAwareness only

Effective

14 August 2025

In effect
Google WorkspaceGoogle Workspace (API controls)Default change

Users can request admin access to blocked unconfigured third-party apps

From August 14, 2025, users blocked from unconfigured third-party apps can request admin access instead of a hard block; on by default per OU.

MediumAwareness only

Effective

5 May 2025

In effect
Microsoft 365Skype (consumer)Retirement

Consumer Skype retired on May 5, 2025

Consumer Skype retired on May 5, 2025. Users should move to free Microsoft Teams or export their Skype data before it is removed.

CriticalAction required

Effective

30 March 2025

In effect
Microsoft 365Microsoft Entra IDDeprecation

AzureAD and MSOnline PowerShell modules deprecated and retiring

The MSOnline and AzureAD PowerShell modules are deprecated and retiring in 2025. Migrate scripts to Microsoft Graph PowerShell.

HighAction required

Effective

20 January 2025

In effect
AppleApple Push Notification service (APNs)Security change

APNs server certificates changed in sandbox and production in early 2025

Apple changed APNs server certificates in January-February 2025. Push/MDM servers must trust USERTrust RSA Certification Authority.

HighAction required

Effective

15 June 2024

In effect
Google WorkspaceGoogle Workspace (accounts)Security change

Less secure apps and Google Sync password-only access turned off

Google turned off password-only (less secure app) access to Gmail, Calendar, and Contacts through late 2024. Apps must use OAuth instead.

HighAction required

Effective

9 April 2024

In effect
Google WorkspaceGoogle Workspace (Admin console)Admin control change

Multi-party approvals available for sensitive Admin console actions

Google Workspace can require a second admin to approve sensitive Admin console actions such as 2SV and account-recovery changes; off by default.

MediumAwareness only

Effective

15 February 2024

In effect
AtlassianAtlassian Server productsEnd of support

Atlassian Server products reached end of support on February 15, 2024

Atlassian Server products reached end of support on February 15, 2024. Migrate to Cloud or Data Center to regain support and security fixes.

CriticalAction required

Effective

1 February 2024

In effect
Google WorkspaceGmailSecurity change

Gmail enforces authentication requirements for bulk senders

From February 1, 2024, senders of over 5,000 messages a day to Gmail must pass SPF, DKIM, and DMARC and keep spam low, or mail is rejected.

HighAction required

Related discovery

Browse changes by vendor

Open the vendor-specific published record set without losing the first-party source and verification boundary.

Method / Publication

How the change calendar works

One normalized evidence shape turns first-party announcements into a practical planning record.

  1. 01Changes are collected from official vendor sources— Microsoft Learn and Message Center announcements, the Google Workspace Updates blog, Atlassian's blog and licensing pages, and Apple's platform deployment documentation.
  2. 02Each entry is human-verified against its source before it appears here, and shows the source link, its date, and when it was last checked. Unverified entries are never published.
  3. 03Every change is normalized into the same shape: what changes, when, who is affected, whether admins must act, and what happens if it is ignored.
  4. 04Severity comes from a fixed, documented rubric based on the change type and whether action is required — never assigned by hand or by AI.
  5. 05The 30/60/90-day views, CSV export, and ICS calendar feed turn the list into something you can plan and report against.

Reference / FAQ

Frequently asked questions

What is the IT Admin Change Calendar?

A free calendar of vendor-announced changes that matter to IT administrators — retirements, end-of-support dates, breaking changes, security and licensing changes — across Microsoft 365, Google Workspace, Atlassian, and Apple, normalized into one chronological view.

Where does the data come from?

Every entry is written from an official first-party vendor source — Microsoft Learn and Message Center announcements, the Google Workspace Updates blog, Atlassian's official blog and licensing pages, and Apple's platform deployment documentation. Each entry links to its source and shows when it was last verified.

How is severity decided?

Severity is derived from a fixed, documented rubric based on the kind of change and whether administrators must act. Retirements, end-of-support, and breaking changes that require action are critical; awareness-only feature changes are low or informational. No severity is assigned by hand or by AI.

What do the 30/60/90-day views show?

They filter the calendar to changes whose effective date falls within the next 30, 60, or 90 days. Time urgency is deliberately separate from severity — a critical retirement two years out stays critical, it just isn't due yet.

Can I get this into my own calendar or a spreadsheet?

Yes. The CSV export downloads the published changes (respecting your current vendor, type, severity, and timeframe filters), and the ICS export adds each change's effective date to Google Calendar, Outlook, or Apple Calendar as an all-day event.

Does this cover every vendor announcement?

No, and deliberately so. It is a curated, admin-impact view: changes that remove, break, secure, or re-price something administrators rely on. Cosmetic release notes are left out so the signal stays useful.

Is this tenant-specific advice?

No. The calendar reflects what vendors have publicly announced. It cannot confirm whether or how a change affects your specific tenant, licenses, or configuration — always confirm against the linked official source and your own environment.

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