Only Enterprise and IoT LTSC 2019 editions retain support until January 9, 2029 .
Unless you have a specific requirement for this build, Microsoft recommends upgrading to the latest version (e.g., 22H2) to ensure you receive ongoing security protections. 🔍 Verification Guide To confirm you have the correct build installed: Press Win + R , type winver , and hit Enter. Look for Version 1809 (OS Build 17763.557) . Only Enterprise and IoT LTSC 2019 editions retain
If you are already running version 1809 but on a lower build (e.g., 17763.1), you can manually download the KB4503327 update package from the Microsoft Update Catalog to reach build 17763.557. ⚠️ Important Security Note Only Enterprise and IoT LTSC 2019 editions retain