Windows 11, version 26H1

Answer: Windows 11 26H1 is scoped to new devices introduced in early 2026 and is not offered as an in-place feature update from 24H2 or 25H2 on existing devices. Home/Pro support ends March 14, 2028; Enterprise/Education support ends March 13, 2029.

Administrator playbook

Decide, verify, and document

Use the curated answer as a starting point, then prove the outcome against the target tenant or device.

What it means

Availability date: February 10, 2026
Latest August 2026 build family: 28000
Not designed as an update target for existing 24H2 or 25H2 devices

What to check next

Confirm the device shipped with 26H1
Do not create a standard feature-update plan from 24H2 or 25H2 to 26H1
Use the edition-specific end date when planning support

Verify success

Confirm winver or inventory reports the expected edition, version, and full build.
Match the edition-specific end date in Microsoft release information.
Confirm the target update path in a pilot ring before broad rollout.

Escalate when

Release health shows a safeguard or active issue affecting your hardware.
Your required support horizon exceeds the confirmed edition lifecycle.
A specialized LTSC, IoT, ESU, or OEM entitlement is unclear.

Copyable admin briefAnswer, next checks, source, and review date

Capture Windows identity

Get-ComputerInfo | Select-Object WindowsProductName,WindowsVersion,OsBuildNumber,OsArchitecture

Read-only. Preserve the complete build and edition because lifecycle dates vary by servicing option.

Evidence to preserve

Availability: 2026-02-10
Home/Pro end: 2028-03-14
Enterprise/Education end: 2029-03-13
Build family: 28000

Edition and servicing channel
Version and complete OS build
Device population and update ring
Required support horizon

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