Windows 10 Enterprise LTSC 2021 ESU Year 1 (2027 - 2028)

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Windows 10 Enterprise LTSC 2021 Extended Security Updates (ESU) include security updates for critical and important issues as defined by Microsoft Security Response Center (MSRC). After January 2027, this product will no longer receive security updates, non-security updates, bug fixes, technical support, or online technical content updates unless enrolled in an ESU. These ESU programs are on a per-device basis.