Dear colleagues,

Microsoft is introducing additional security measures to protect Microsoft 365 sign-in experience.

What is changing

Microsoft is updating its sign-in pages to block unauthorized scripts and browser tools that modify the sign-in process. If you use a browser extension or tool that modifies Microsoft sign-in pages, ...

Dear ROSI users,

Please note that we will need to take ROSI and most associated student information systems offline on Friday, November 27 from 5 to 9 p.m. to perform quarterly maintenance on the database. We will return the systems to service sooner if the work is completed ...

Dear AMS Users,

Please note that there will be unplanned Administrative Management Systems maintenance from 9 to 10 p.m. tonight (Monday, November 2). This proactive maintenance is necessary to ensure the continued stability, security and reliability of our systems.

The systems below will be unavailable:

Dear colleagues,

Effective November 1, 2026, Alberta, British Columbia, and Manitoba will move to a permanent year-round time zone and will no longer adjust clocks seasonally. Microsoft has included the required time zone changes in the October 2026 Windows Security Update.

While Ontario-based devices are not directly affected, ...

Dear colleagues,

Microsoft is enforcing two existing requirements for Power Platform Managed Environments.

• • Deployment pipelines (since October 2026): if you deploy solutions with Power Platform pipelines, you may see “Managed Environments enablement required”. Pipeline deployments to an environment that isn’t managed are blocked 30 days ...

Dear colleagues,

Microsoft is gradually retiring older (classic) SharePoint features and moving towards modern SharePoint pages.

What is changing

• • March 1, 2027: Creating new classic publishing sites will no longer be supported.
  • October 1, 2028: Existing classic pages will become read-only. You will still be able to ...

Dear colleagues, 

Microsoft will end support for Windows 11, version 23H2 Enterprise and Education editions, on November 10, 2026. 

After this date, devices running these versions will no longer receive monthly security updates, which may increase security risks. 

Action required 

If your device is running Windows 11 version ...

Dear colleagues, 

Microsoft is retiring the Teams live chat feature used to connect website visitors with staff through Microsoft Teams. 

What is changing 

Starting mid October 2026, Teams live chat will no longer send messages from websites to Teams. Previous chat messages stored in Teams will remain available. 

This change only affects websites using the ...

Dear colleagues, 

As communicated on July 6, 2026, this is a reminder that Microsoft is retiring SharePoint Online one-time passcode (SPO OTP) authentication in SharePoint and OneDrive. 

SPO OTP is the older verification-code method that some external collaborators used to open files and folders shared with them through Specific people ...

On Thursday, October 15, 2026, between 11 a.m. and 2 p.m., we will update the service that supports the alumni email access link, alumnimail.utoronto.ca.

Date of change: Thursday, October 15, 2026, 11 a.m. to 2 p.m. EDT

What this means for alumni

Alumni will continue to use the ...