News Windows Windows 10 KB5099539: RDP security upgrade, ESU-only rollout, and what’s fixed July 21, 2026 / July 21, 2026 by Alex Mira | Leave a Comment Windows 10’s July 2026 ESU update KB5099539 tightens RDP security with SHA‑2 support, hardens networking, and fixes File Explorer, OLE Automation, and more. Read more » ESU KB5099539 patch tuesday rdp Security Update Windows 10
