Policy

Allow Microsoft accounts to be optional

This policy setting lets you control whether Microsoft accounts are optional for packaged Microsoft Store apps that require an account to sign in. This policy only affects packaged Microsoft Store apps that support it. If you enable this policy setting, packaged Microsoft Store apps that typically require a Microsoft account to sign in will allow users to sign in with an enterprise account instead. If you disable or do not configure this policy setting, users will need to sign in with a Microsoft account.

Policy
PackMicrosoft Windows
CategoryWindows Components / App runtime
Policy ID8f1d640de2cb
Internal nameAppxRuntimeMicrosoftAccountsOptional

Registry

Copy registry mappings

HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System\MSAOptional (enabled) = 1
HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System\MSAOptional (disabled) = 0

Policy notes

This policy setting lets you control whether Microsoft accounts are optional for packaged Microsoft Store apps that require an account to sign in. This policy only affects packaged Microsoft Store apps that support it. If you enable this policy setting, packaged Microsoft Store apps that typically require a Microsoft account to sign in will allow users to sign in with an enterprise account instead. If you disable or do not configure this policy setting, users will need to sign in with a Microsoft account.

Related policies

Block launching desktop apps associated with a file.Block launching desktop apps associated with a URI schemeBlock launching Universal Windows apps with Windows Runtime API access from hosted content.Turn on dynamic Content URI Rules for packaged Microsoft Store apps