While the Teams Admin Center allows you to set an expiration range between 1 and 99,999 days, it does not currently offer a "Never Expire" toggle in the interface. Using PowerShell is the only way to apply a permanent retention setting at the policy level. PowerShell Command
Manage Teams recording policies for meetings and events - Microsoft Learn While the Teams Admin Center allows you to
In practice, this means:
When you set DaysToKeep -1 , you are not setting a negative number of days. You are invoking a —a hardcoded flag in Microsoft’s backend logic that translates to: While the Teams Admin Center allows you to