Azure AD Default access token lifetime Variation
Microsoft is making some changes to the default lifetime of Access Tokens. The default lifetime of Access Tokens issued by Azure AD will change from a static value of 60 minutes to a value between 60-90 minutes (75 minutes on average). Microsoft is making this change to provide a smoother experience across the service.
When will this happen:
Microsoft will roll out this change on May 31, 2021.
How this will affect your organization:
Once the change has rolled out, Access Tokens issued by Azure AD for your tenant will have a value between 60-90 minutes.
What you need to do to prepare:
This is for your information, you are not required to take any action.