Windows 11 OEM Product Key Tool Changelog

Windows 11 OEM Product Key Tool 2.0 (April 15, 2026)

• Detect invalid product key data in valid MSDM table
• Better MSDM table error message
• Includes detection of Windows 11 RTM

Windows 11 OEM Product Key Tool 1.1 (June 4, 2016)

• Better MSDM table error message
• Includes detection of Windows 10 RTM
• Updated About Dialog

Windows 11 OEM Product Key Tool 1.0 (December 25, 2014)

• Initial release