Windows 10 Extended Security Updates, Year 1 (Enterprise, Education and Pro in commercial use): sunset date 2026-10-13
The sunset date for Windows 10 Extended Security Updates, Year 1 (Enterprise, Education and Pro in commercial use) was 2026-10-13, which is 7 days before 2026-10-20, the reference date for every days-left figure on this site. The source was read on 2026-10-12.
- Provider
- Microsoft
- Category
- operating-system
- Sunset date
- 2026-10-13 (already passed, 7 days ago as of 2026-10-20)
- What stops working
- The Year 1 Extended Security Updates coverage period for Windows 10 ends; Windows 10 reached end of support on October 14, 2025, and Year 2 coverage requires Year 1.
- Replacement
- Windows 11, or Windows 10 ESU Year 2 where eligible
Source
Product Lifecycle FAQ - Extended Security Updates (learn.microsoft.com). Read on 2026-10-12. Confirm the date on that page before acting.
Official source (copy into your browser): https://learn.microsoft.com/en-us/lifecycle/faq/extended-security-updates
Related sunsets
- Windows 10 end of life: all Windows dates
- Windows 10 ESU Year 2 (2027-10-12)
- Windows 11 version 24H2 (2026-10, day not confirmed)
Earlier 34-date snapshot as one CSV + PDF calendar (this site lists more dates than the file)