RetirementOutlook LTSC 2021
Outlook LTSC 2021: End of Support
Outlook LTSC 2021 — End of Support on October 13, 2026. After this date Microsoft provides no further updates or support for this product.
Action required: Migrate off Outlook LTSC 2021 before October 13, 2026.
Key dates
- 2026-10-13 — retirement
Microsoft's description
Outlook LTSC 2021 — End of Support on October 13, 2026. After this date Microsoft provides no further updates or support for this product.