check before: 2026-02-27
Product:
Entra, Microsoft 365 admin center
Platform:
Online, World tenant
Status:
Change type:
User impact, Admin impact, Retirement
Links:
Details:
Summary:
Custom greetings in voice call authentication will retire on February 28, 2026. After this date, voice calls for multifactor authentication will use Microsoft’s default recordings. Organizations should prepare users for this change and review their MFA configurations accordingly.
Details:
As communicated in MC1125485 and Configure Microsoft Entra multifactor authentication - Microsoft Entra ID | Microsoft Learn, we will retire the Custom greetings feature in Voice call authentication on February 28, 2026. This feature allowed organizations to customize voice call greetings for multifactor authentication (MFA). After this date, voice call authentication messages will use Microsoft's default recordings.
Change Category:
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Scope:
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Release Phase:
Created:
2026-01-21
updated:
2026-01-21
Task Type
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Docu to Check
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MS How does it affect me
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MS Preperations
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summary for non-techies**
Starting February 28, 2026, Microsoft will retire the custom greeting feature for multifactor authentication voice calls, replacing it with a standard Microsoft greeting, which may impact organizations that use personalized messages for branding or user recognition.
Direct effects for Operations**
Loss of Customization in MFA
Organizations will lose the ability to customize voice call greetings for multifactor authentication, which may lead to confusion among users who are accustomed to personalized greetings.
- roles: IT Administrators, End Users
- references: https://learn.microsoft.com/entra/identity/authentication/howto-mfa-mfasettings#custom-voice-messages, https://iridias.microsoft.com/messagecenter?id=1125485
User Experience Degradation
Users may experience a decline in recognition and trust during MFA processes as they will no longer hear familiar greetings, potentially leading to security concerns.
- roles: End Users, Security Officers
- references: https://learn.microsoft.com/entra/identity/authentication/howto-mfa-getstarted, https://entra.microsoft.com/#view/Microsoft_AAD_IAM/AuthenticationMethodsMenuBlade/~/AdminAuthMethods/fromNav/
Increased Support Queries
The transition to default greetings may result in an increase in support queries from users who are confused or concerned about the change, impacting IT support resources.
- roles: Help Desk Staff, IT Administrators
- references: https://learn.microsoft.com/entra/identity/authentication/howto-mfa-getstarted, https://iridias.microsoft.com/messagecenter?id=1125485
Branding Impact
Organizations that relied on custom greetings for branding purposes will lose this aspect, potentially affecting their brand identity during user interactions.
- roles: Marketing Teams, IT Administrators
- references: https://learn.microsoft.com/entra/identity/authentication/howto-mfa-mfasettings#custom-voice-messages, https://learn.microsoft.com/entra/identity/authentication/howto-mfa-getstarted
" target="_blank" rel="nofollow noopener noreferrer">https://learn.microsoft.com/entra/identity/authentication/howto-mfa-getstarted
Need for User Training
Organizations will need to invest time in training users about the new default greetings, which may not be well received or understood, leading to frustration.
- roles: Training Coordinators, End Users
- references: https://learn.microsoft.com/entra/identity/authentication/howto-mfa-getstarted, https://entra.microsoft.com/#view/Microsoft_AAD_IAM/AuthenticationMethodsMenuBlade/~/AdminAuthMethods/fromNav/
Configutation Options**
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Potentional Risks**
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IT Security**
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explanation for non-techies**
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** AI generated content. This information must be reviewed before use.
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Last updated 4 weeks ago ago
