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PRODID:-//azureblog.co.uk//Microsoft deadlines//EN
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METHOD:PUBLISH
X-WR-CALNAME:Microsoft deadlines (azureblog.co.uk)
X-WR-CALDESC:Upcoming Microsoft Entra\, Intune\, Exchange Online and Windows deadlines
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BEGIN:VEVENT
UID:2026-06-01-hard-match-blocked-for-users-with-entra-@azureblog.co.uk
DTSTAMP:20261008T234659Z
DTSTART;VALUE=DATE:20260601
DTEND;VALUE=DATE:20260602
SUMMARY:[Entra ID] Hard match blocked for users with Entra roles
DESCRIPTION:Connect Sync and Cloud Sync can no longer hard-match a new AD 
 user to a cloud user that holds an Entra role.\n\nSource: https://learn.m
 icrosoft.com/en-us/entra/fundamentals/whats-new\nGuide: https://azureblog
 .co.uk/posts/connect-sync-to-cloud-sync/\n\nFrom https://azureblog.co.uk/
 timeline/
URL:https://azureblog.co.uk/timeline/
TRANSP:TRANSPARENT
BEGIN:VALARM
TRIGGER:-P14D
ACTION:DISPLAY
DESCRIPTION:Hard match blocked for users with Entra roles in 2 weeks
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:2026-09-01-passkeys-auto-enabled-for-sms-and-voice-@azureblog.co.uk
DTSTAMP:20261008T234659Z
DTSTART;VALUE=DATE:20260901
DTEND;VALUE=DATE:20260902
SUMMARY:[Entra ID] Passkeys auto-enabled for SMS and voice users
DESCRIPTION:Passkeys are switched on for users enabled for SMS or voice\, 
 and a Microsoft-managed registration campaign starts nudging them.\n\nSou
 rce: https://learn.microsoft.com/en-us/entra/identity/authentication/conc
 ept-sms-voice-retirement-faq\nGuide: https://azureblog.co.uk/posts/entra-
 sms-voice-mfa-retirement/\n\nFrom https://azureblog.co.uk/timeline/
URL:https://azureblog.co.uk/timeline/
TRANSP:TRANSPARENT
BEGIN:VALARM
TRIGGER:-P14D
ACTION:DISPLAY
DESCRIPTION:Passkeys auto-enabled for SMS and voice users in 2 weeks
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:2026-10-01-ews-disabled-by-default@azureblog.co.uk
DTSTAMP:20261008T234659Z
DTSTART;VALUE=DATE:20261001
DTEND;VALUE=DATE:20261002
SUMMARY:[Exchange Online] EWS disabled by default
DESCRIPTION:Microsoft switches the tenant-level EWSEnabled setting to off\
 , blocking Exchange Web Services for tenants that have not explicitly opt
 ed in.\n\nSource: https://techcommunity.microsoft.com/blog/exchange/excha
 nge-online-ews-your-time-is-almost-up/4492361\n\nFrom https://azureblog.c
 o.uk/timeline/
URL:https://azureblog.co.uk/timeline/
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BEGIN:VALARM
TRIGGER:-P14D
ACTION:DISPLAY
DESCRIPTION:EWS disabled by default in 2 weeks
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:2026-10-13-windows-server-2012-2012-r2-extended-sec@azureblog.co.uk
DTSTAMP:20261008T234659Z
DTSTART;VALUE=DATE:20261013
DTEND;VALUE=DATE:20261014
SUMMARY:[Windows] Windows Server 2012 / 2012 R2 Extended Security Updates 
 end
DESCRIPTION:The final year of paid ESUs ends. No further security updates 
 are produced.\n\nSource: https://learn.microsoft.com/en-us/windows-server
 /get-started/extended-security-updates-overview\n\nFrom https://azureblog
 .co.uk/timeline/
URL:https://azureblog.co.uk/timeline/
TRANSP:TRANSPARENT
BEGIN:VALARM
TRIGGER:-P14D
ACTION:DISPLAY
DESCRIPTION:Windows Server 2012 / 2012 R2 Extended Security Updates end in
  2 weeks
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:2026-10-13-windows-11-24h2-home-and-pro-end-of-serv@azureblog.co.uk
DTSTAMP:20261008T234659Z
DTSTART;VALUE=DATE:20261013
DTEND;VALUE=DATE:20261014
SUMMARY:[Windows] Windows 11 24H2 Home and Pro end of servicing
DESCRIPTION:Monthly security updates stop for Home and Pro editions on ver
 sion 24H2.\n\nSource: https://learn.microsoft.com/en-us/windows/release-h
 ealth/status-windows-11-24h2\n\nFrom https://azureblog.co.uk/timeline/
URL:https://azureblog.co.uk/timeline/
TRANSP:TRANSPARENT
BEGIN:VALARM
TRIGGER:-P14D
ACTION:DISPLAY
DESCRIPTION:Windows 11 24H2 Home and Pro end of servicing in 2 weeks
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:2026-10-30-third-party-sms-and-voice-providers-avai@azureblog.co.uk
DTSTAMP:20261008T234659Z
DTSTART;VALUE=DATE:20261030
DTEND;VALUE=DATE:20261031
SUMMARY:[Entra ID] Third-party SMS and voice providers available
DESCRIPTION:Telephony providers become configurable in the Microsoft Secur
 ity Store for organisations that must keep SMS or voice.\n\nSource: https
 ://learn.microsoft.com/en-us/entra/identity/authentication/concept-sms-vo
 ice-retirement-faq\nGuide: https://azureblog.co.uk/posts/entra-sms-voice-
 mfa-retirement/\n\nFrom https://azureblog.co.uk/timeline/
URL:https://azureblog.co.uk/timeline/
TRANSP:TRANSPARENT
BEGIN:VALARM
TRIGGER:-P14D
ACTION:DISPLAY
DESCRIPTION:Third-party SMS and voice providers available in 2 weeks
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:2026-11-10-windows-11-23h2-enterprise-and-education@azureblog.co.uk
DTSTAMP:20261008T234659Z
DTSTART;VALUE=DATE:20261110
DTEND;VALUE=DATE:20261111
SUMMARY:[Windows] Windows 11 23H2 Enterprise and Education end of servicin
 g
DESCRIPTION:Managed devices still on 23H2 stop receiving security updates.
 \n\nSource: https://learn.microsoft.com/en-us/windows/release-health/stat
 us-windows-11-23h2\n\nFrom https://azureblog.co.uk/timeline/
URL:https://azureblog.co.uk/timeline/
TRANSP:TRANSPARENT
BEGIN:VALARM
TRIGGER:-P14D
ACTION:DISPLAY
DESCRIPTION:Windows 11 23H2 Enterprise and Education end of servicing in 2
  weeks
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:2026-12-31-smtp-auth-basic-authentication-off-by-de@azureblog.co.uk
DTSTAMP:20261008T234659Z
DTSTART;VALUE=DATE:20261231
DTEND;VALUE=DATE:20270101
SUMMARY:[Exchange Online] SMTP AUTH basic authentication off by default
DESCRIPTION:Microsoft has said end of December 2026 without giving a day. 
 Apps sending mail with a username and password need OAuth or another meth
 od.\n\nSource: https://techcommunity.microsoft.com/blog/exchange/updated-
 exchange-online-smtp-auth-basic-authentication-deprecation-timeline/44898
 35\n\nFrom https://azureblog.co.uk/timeline/
URL:https://azureblog.co.uk/timeline/
TRANSP:TRANSPARENT
BEGIN:VALARM
TRIGGER:-P14D
ACTION:DISPLAY
DESCRIPTION:SMTP AUTH basic authentication off by default in 2 weeks
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:2027-01-12-windows-server-2016-end-of-extended-supp@azureblog.co.uk
DTSTAMP:20261008T234659Z
DTSTART;VALUE=DATE:20270112
DTEND;VALUE=DATE:20270113
SUMMARY:[Windows] Windows Server 2016 end of extended support
DESCRIPTION:Security updates end unless you buy Extended Security Updates.
 \n\nSource: https://support.microsoft.com/en-us/topic/support-for-windows
 -server-2016-will-end-in-january-2027-ffd9e92c-5027-4201-b6e1-ed46f8486b4
 3\n\nFrom https://azureblog.co.uk/timeline/
URL:https://azureblog.co.uk/timeline/
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TRIGGER:-P14D
ACTION:DISPLAY
DESCRIPTION:Windows Server 2016 end of extended support in 2 weeks
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:2027-02-01-microsoft-provided-sms-and-voice-mfa-ret@azureblog.co.uk
DTSTAMP:20261008T234659Z
DTSTART;VALUE=DATE:20270201
DTEND;VALUE=DATE:20270202
SUMMARY:[Entra ID] Microsoft-provided SMS and voice MFA retired
DESCRIPTION:Applies to all users except Global Administrators and external
  users. Anyone relying only on SMS or voice must register a passkey.\n\nS
 ource: https://learn.microsoft.com/en-us/entra/identity/authentication/co
 ncept-sms-voice-retirement-faq\nGuide: https://azureblog.co.uk/posts/entr
 a-sms-voice-mfa-retirement/\n\nFrom https://azureblog.co.uk/timeline/
URL:https://azureblog.co.uk/timeline/
TRANSP:TRANSPARENT
BEGIN:VALARM
TRIGGER:-P14D
ACTION:DISPLAY
DESCRIPTION:Microsoft-provided SMS and voice MFA retired in 2 weeks
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:2027-04-01-ews-permanently-retired@azureblog.co.uk
DTSTAMP:20261008T234659Z
DTSTART;VALUE=DATE:20270401
DTEND;VALUE=DATE:20270402
SUMMARY:[Exchange Online] EWS permanently retired
DESCRIPTION:Final disablement of Exchange Web Services in Exchange Online 
 begins\, with no exceptions. Microsoft expects removal to be complete in 
 May 2027.\n\nSource: https://techcommunity.microsoft.com/blog/exchange/ex
 change-online-ews-your-time-is-almost-up/4492361\n\nFrom https://azureblo
 g.co.uk/timeline/
URL:https://azureblog.co.uk/timeline/
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TRIGGER:-P14D
ACTION:DISPLAY
DESCRIPTION:EWS permanently retired in 2 weeks
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:2027-07-01-sms-and-voice-retirement-for-global-admi@azureblog.co.uk
DTSTAMP:20261008T234659Z
DTSTART;VALUE=DATE:20270701
DTEND;VALUE=DATE:20270702
SUMMARY:[Entra ID] SMS and voice retirement for Global Admins and external
  users
DESCRIPTION:The final phase of the Microsoft-provided SMS and voice retire
 ment.\n\nSource: https://learn.microsoft.com/en-us/entra/identity/authent
 ication/concept-sms-voice-retirement-faq\nGuide: https://azureblog.co.uk/
 posts/entra-sms-voice-mfa-retirement/\n\nFrom https://azureblog.co.uk/tim
 eline/
URL:https://azureblog.co.uk/timeline/
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BEGIN:VALARM
TRIGGER:-P14D
ACTION:DISPLAY
DESCRIPTION:SMS and voice retirement for Global Admins and external users 
 in 2 weeks
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