sysadmin, Win10, Windows Download Administrative Template files (ADMX/ADML) and Office Customization Tool for Microsoft 365 Apps for enterprise, Office 2019, and Office 2016 from Official Microsoft Download Center October 6, 2020 smarc https://www.microsoft.com/en-us/download/confirmation.aspx?id=49030&6B49FDFB-8E5B-4B07-BC31-15695C5A2143=1 Source: Download Administrative Template files (ADMX/ADML) and Office Customization Tool for Microsoft 365 Apps for enterprise, Office 2019, and Office 2016 from Official Microsoft Download Center