Microsoft still working to fix Exchange Online mailbox access issues:
Microsoft is investigating and working to resolve Exchange Online mailbox access issues ...
bleepingcomputer.com/news/microsoft/microsoft-still-working-to-fix-exchange-online-mailbox-access-issues/
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Mashable 2h
Having Windows Outlook access problems? An update might have caused it.: A Windows Server security update, to be exact.
mashable.com/tech/microsoft-windows-outlook-connection-error-update
Microsoft shares how to fix broken Exchange Online EWS apps: Microsoft says IT admins can re-enable the retired Exchange Web Services (EWS) API in Exchange ...
bleepingcomputer.com/news/microsoft/microsoft-shares-how-to-fix-broken-exchange-online-ews-apps/
Microsoft: October Windows Server updates break Exchange sign-in, mail flow: Microsoft has confirmed that this month's Windows Server security updates are ...
bleepingcomputer.com/news/microsoft/microsoft-october-windows-server-updates-cause-exchange-issues/
Nearly 22,000 Microsoft Exchange servers vulnerable to hijack attacks: Nearly 22,000 Microsoft Exchange servers exposed online remain unpatched against a ...
bleepingcomputer.com/news/security/nearly-22-000-microsoft-exchange-servers-vulnerable-to-hijack-attacks/
Microsoft Exchange Online outage causes email failures, auth issues: Microsoft is investigating a widespread service issue causing authentication issues ...
bleepingcomputer.com/news/microsoft/microsoft-exchange-online-outage-causes-email-failures-auth-issues/
Mashable Sep 01
Microsoft acknowledges widespread Exchange Online problems: Initially reported as an Outlook problem, Microsoft says its Exchange Online service has been ...
mashable.com/tech/microsoft-responds-exchange-online-outlook-outage-aug-31
Microsoft on Exchange Online fixes: Expect 'gradual recovery to mail': As of Monday evening, the full fix was not yet in for Exchange Online users.
mashable.com/tech/microsoft-outlook-mitigation
Microsoft explains the reason behind delaying Exchange Server SE Cumulative Update 1 (CU1)
neowin.net/news/microsoft-explains-the-reason-behind-delaying-exchange-server-se-cumulative-update-1-cu1/
Microsoft working to fix Exchange Online mailbox quarantine issue: Microsoft is working to resolve an ongoing Exchange Online issue that has been mistakenly ...
bleepingcomputer.com/news/microsoft/microsoft-working-to-fix-exchange-online-mailbox-quarantine-issue/
dlvr.it Apr 29
Legacy TLS tour continues with Exchange Online blocking old versions from July 2026
theregister.com/2026/04/29/exchange_online_blocks_old_versions/
Microsoft says Outlook.com outage is causing sign‑in failures: Microsoft is investigating an ongoing Outlook.com outage that is causing intermittent signing ...
bleepingcomputer.com/news/microsoft/microsoft-says-outlookcom-outage-is-causing-sign-in-failures/
Microsoft Exchange Online service change causes email access issues: Microsoft is working to address an ongoing service issue that has intermittently prevented ...
bleepingcomputer.com/news/microsoft/new-exchange-online-virtual-account-blocks-email-access-via-mobile-mac-apps/
Microsoft forced to retract a major Exchange Online update as it breaks Outlook email
neowin.net/news/microsoft-forced-to-retract-a-major-exchange-online-update-as-it-breaks-outlook-email/
Microsoft Exchange Online outage blocks access to mailboxes: Microsoft is working to address an ongoing Exchange Online outage that is preventing customers from ...
bleepingcomputer.com/news/microsoft/microsoft-exchange-online-outage-blocks-access-to-mailboxes/
Microsoft's workaround for classic Outlook issues after Windows 11 update: January's Windows 11 update rendered classic Outlook unusable for many users ...
pcworld.com/article/3039964/microsofts-workaround-for-classic-outlook-issues-after-windows-11-update.html
Microsoft: Exchange Online outage blocks access to Outlook mailboxes
bleepingcomputer.com/news/microsoft/microsoft-exchange-online-outage-blocks-access-to-outlook-mailboxes/
Microsoft fixes Exchange Online outage affecting users worldwide: Microsoft says that it has mitigated an Exchange Online outage affecting customers worldwide ...
bleepingcomputer.com/news/microsoft/microsoft-investigates-exchange-online-outage-in-north-america/
Microsoft Outlook Down — Email Outage Confirmed, What We Know So Far: Microsoft Outlook email outage confirmed — here’s what we know so far.
forbes.com/sites/daveywinder/2025/07/10/microsoft-outlook-down---email-outage-confirmed-what-we-know-so-far/
Key FactsGlobal Microsoft Outlook Service Disruption
Jul 10, 2025 · Reading time: ~45 sec.
Summary created with AI assistance · Source: zdnet.com
Summary created with AI assistance · Source: zdnet.com
- A significant outage started shortly before 10 p.m. ET Wednesday, causing widespread email access issues on Microsoft Outlook.
- Both personal and work Outlook accounts, along with Hotmail, are impacted across the globe.
- Microsoft acknowledged the problem and is applying configuration changes but has not identified the root cause or provided a fix timeline.
- Users encounter various error messages, and the company plans to deliver another status update by 12:30 p.m. ET.
Users may be unable to access their mailbox using any connection methods.— A statement from Microsoft regarding the current issues with Outlook.
Microsoft Outlook working normal following widespread outage: Microsoft Outlook appears to be back up and running on Friday, July 11, after widespread outages ...
usatoday.com/story/tech/2025/07/11/microsoft-outlook-down-outage-update/84554799007/
New Outlook for Windows getting support for several new PST features: Microsoft recently argued that the New Outlook for Windows app is actually not as bad as ...
neowin.net/news/new-outlook-for-windows-getting-support-for-several-new-pst-features/
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