Prevent stale history, account, diagnostics, and language updates from repainting newer state. Keep queue virtualization, panel sizing, telemetry, cancellation, and runtime timing consistent across rapid UI changes. Strengthen painted-frame and lifecycle regression coverage, and brand packaged Windows metadata with the product publisher.
Refine navigation feedback, settings controls, application dialogs, history actions, and development reload behavior. Restore hardware-accelerated rendering and expand release verification for the packaged source manifest.