Table of Contents
Summary
- A new file-testing capability in Microsoft Purview allows users to test files against Sensitive Information Type (SIT) classifiers.
- Users can upload files to check for sensitive content using one or all available classifiers.
- The feature will be automatically enabled for all tenants without requiring any policy changes.
- Existing Data Loss Prevention (DLP) and classification configurations will remain unchanged.
- Admins and users using DLP and data classification will be affected by this enhancement.
Admin Impact: Low
User Impact: Medium
Release Start: 31 Mar 2026
Release End: 30 Apr 2026
Services: Purview
Category: Stay informed
Tags: New Feature, User Adoption, Admin Action
History
2/20/2026 Item Added to Message Center
Microsoft Message
Introduction
We are introducing a new file-testing capability on the main Classification page in Microsoft Purview. This update enables users to test files against all available Sensitive Information Type (SIT) classifiers to identify sensitive content. Users can test a single classifier or run tests across all classifiers. This enhancement helps organizations identify sensitive information in files and troubleshoot classification issues more efficiently.
This message is associated with Microsoft 365 Roadmap ID 557554.
When this will happen
Public Preview: We will begin rolling out in late February 2026 and expect to complete in late March 2026.
General Availability (Worldwide): We will begin rolling out in late March 2026 and expect to complete in late April 2026.
How this affects your organization
Who is affected
- Admins and users working with Microsoft Purview Data Loss Prevention (DLP) and data classification capabilities.
What will happen
- A new file-testing option will appear on the main Classification page in Microsoft Purview.
- Users will be able to upload files and test them against one or all SIT classifiers.
- This feature will help identify which classifiers match sensitive content within files.
- This feature will be automatically enabled in all tenants. No policy changes are required.
- Existing DLP and classification configurations will continue to function as they do today.
What you can do to prepare
No action is required. This capability will be automatically available in your tenant.
Learn more: Self-help diagnostics for Microsoft Purview | Microsoft Purview Troubleshooting | Microsoft Learn
Compliance considerations
No compliance considerations identified. Review as appropriate for your organization.