Microsoft has an article that describes all relevant keys-Configure Automatic Updates in a non-Active Directory Environment Sub-report store level 1 Thelosttech 3 points 3 years ago WSUS works without domain. I really wish Windows had something like Yum on the Red Hat system where you can easily build your own repositories without RPM there and actually know the updated stuff. By Importing and exporting updates organizations can download updates once and deploy by using affordable media. REG Add HKLMSoftwarePoliciesMicrosoftWindowsWindowsUpdate v TargetGroupEnabled t REGDWORD D 1 F. The missing patches can go back several years and we have seen machines that reported a 100 patched status but still needed hundreds of updates.Microsoft has an article detailing all the relevant keys - Configure Automatic Updates in a NonActive Directory Environment share report Save level 1 thelosttech 3 points 3 years ago WSUS will work without a domain.I really wish Windows had something like yum on Red Hat systems where you can easily build your own repositories with any rpm in there and actually know it updated stuff.Importing and exporting updates enables organizations to download updates once and distribute by using inexpensive media.REG ADD HKLMSoftwarePoliciesMicrosoftWindowsWindowsUpdate v TargetGroupEnabled t REGDWORD d 1 f.The missing patches can go back several years and weve seen machines that were reporting a 100 patched status but still needed hundreds of updates.