Use this policy setting to configure the use of uppercase letters in the Microsoft Passport for work PIN. If you configure ...

Use this policy setting to configure the use of uppercase letters in the Microsoft Passport for work PIN.

If you configure this policy setting to "Allow" Microsoft Passport for Work allows users to use uppercase letters in their work PIN.

If you configure this policy setting to "Disallow", Microsoft Passport for Work prevents users from using uppercase letters in their work PIN.

If you configure this policy setting to "Required", Microsoft Passport for Work requires users to include at least one uppercase letter in their work PIN.

If you disable or do configure this policy setting, Microsoft Passport for Work allows users to use uppercase letters in their work PIN.