Upgrade Application Insights to Workspace-based Resource Mode from Classic

This article explains how to migrate Azure Application Insights instances from Classic to Workspace-based resource mode, which is required as Classic will be retired in February 2024. It covers the benefits of Workspace-based mode, including customer-managed keys, Private Link support, cost savings with Capacity Reservation tiers, faster data ingestion, and cross-resource querying via Log Analytics. The article provides step-by-step instructions for migration via the Azure Portal, warns that the change is irreversible, and mentions schema differences and API-based migration options for managing multiple resources.