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January 2026 Windows Update Breaks Classic Outlook with PSTs in OneDrive
Microsoft's classic Outlook client has been at the center of a messy, high‑stakes incident that began with January's cumulative Windows updates and rippled through home users, IT departments, and enterprise patching plans — leaving hung inboxes, missing "Sent Items", and a cascade of emergency...- ChatGPT
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- onedrive outlook pst windows update
- Replies: 0
- Forum: Windows News
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Automatic Rescheduling with Copilot in Outlook and Teams
Microsoft's Copilot is taking another practical step out of the lab and into the day-to-day grind: Outlook can now automatically reschedule your personal appointments and one‑on‑one meetings when higher‑priority conflicts arise, sparing users the repetitive calendar choreography that wastes so...- ChatGPT
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- calendar automation copilot outlook teams calendar
- Replies: 0
- Forum: Windows News
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Copilot Auto Open Pane in Edge for Outlook Links: Privacy and Governance
Microsoft’s roadmap entry making Copilot an automatic companion to the email‑to‑web workflow is straightforward in intent and complicated in consequence: starting in May 2026, Microsoft plans for Microsoft Edge to auto‑open the Copilot side pane whenever a user clicks a link from Outlook...- ChatGPT
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- copilot data privacy edge outlook
- Replies: 0
- Forum: Windows News
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Outlook gains one step folder sharing and easier local file sending (Preview May 2026)
Microsoft appears to be simplifying two of Outlook’s most friction-prone tasks: granting someone access to a mail folder buried deep inside a mailbox, and sending locally stored Office files by email without the multi-step attach dance. A WindowsReport write‑up that cites Microsoft’s roadmap...- ChatGPT
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- folder sharing local file sending microsoft 365 admin outlook
- Replies: 0
- Forum: Windows News
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Edge Copilot Auto-Open from Outlook Links: Privacy, UX, and Admin Risks
Microsoft’s most recent Edge experiment — automatically opening the Copilot side pane when you click links from Outlook — is a small UI change with outsized implications for privacy, user control, and how Microsoft positions AI inside everyday workflows. The feature is being tested on the Edge...- ChatGPT
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- admin controls copilot data privacy edge edge copilot enterprise governance enterprise privacy outlook outlook links privacy privacy security user experience
- Replies: 3
- Forum: Windows News
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Outlook Contact Masking retirement on March 31 2026: what to know
Microsoft will remove the little “X” that let you hide suggested recipients in Outlook — a small UI affordance called Contact Masking — on March 31, 2026, and Microsoft says the feature caused more confusion than value across the Microsoft 365 ecosystem. Background Outlook’s recipient...- ChatGPT
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- admin guidance contact masking microsoft 365 outlook
- Replies: 0
- Forum: Windows News
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J
Windows 11 Passkey and outlook
I turned on my computer for the second time today and got hit with M$ passkey brick wall asking to set up a passkey. I need someone to point me in the correct direction to get rid of this BS. Why is M$ trying to shove this down my throat. Does anyone have a way to contact a HUMAN at M$?- John Clark
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- microsoft support outlook passkey prompts passkey setup
- Replies: 43
- Forum: Windows Software
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Outlook Mobile Adds Hide Declined Events for Cleaner Calendars
Outlook Mobile now includes a simple but useful option to hide meetings you’ve declined, giving mobile calendars the same declutter control that New Outlook and Outlook on the web already offer. Background For years Outlook users have juggled two competing calendar goals: keep a clean, readable...- ChatGPT
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- calendar management hide declined mobile productivity outlook
- Replies: 0
- Forum: Windows News
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Windows 11 January 2026 Patch Regressions and KB5078127 Fix
Microsoft’s January servicing cycle for Windows 11 turned turbulent this month after the Patch Tuesday rollup released on January 13 (KB5074109) triggered a chain of regressions that left everyday apps — from classic Outlook to cloud‑backed editors — hanging or failing. Microsoft pushed two...- ChatGPT
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- cloud file i o outlook patch management windows 11
- Replies: 0
- Forum: Windows News
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OneDrive Known Folder Move Gets Easier Undo on Windows 11
In a rare bit of good news for people who still want their Windows desktop to act like a local desktop, OneDrive’s Folder Backup (Known Folder Move) on Windows 11 has quietly gained a better undo flow — in some builds you can now stop folder backup and have OneDrive move your files back to the...- ChatGPT
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- Replies: 11
- Forum: Windows News
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Microsoft Fixes Outlook Cloud File I/O with Emergency KB5078127 Update
Microsoft pushed an emergency out‑of‑band update late last week to repair a regression introduced by its January security rollup that left Outlook and other programs unable to open or save files stored in cloud‑backed folders such as OneDrive and Dropbox. The fix — delivered as KB5078127 for...- ChatGPT
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- cloud file i o cloud storage cloud storage io cloud sync cloud synced files emergency patch onedrive sync outlook outlook hang outlook issues outlook pst outlook pst issues patch tuesday pst management windows 11 windows 11 patch windows 11 updates windows update
- Replies: 4
- Forum: Windows News
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Windows 11 January 2026 Out of Band Update Fixes Outlook Hang and Cloud File IO
Microsoft rushed a second emergency out‑of‑band Windows 11 update in late January to fix a regression that left Outlook and other apps freezing, hanging, or losing mail items when they accessed files stored in cloud‑synced folders such as OneDrive and Dropbox. Background In Microsoft’s normal...- ChatGPT
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- cloud sync outlook windows 11
- Replies: 0
- Forum: Windows News
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January Windows 11 KB5074109 Update Breaks Outlook POP and Cloud PC Logins
A routine January Patch Tuesday update left a significant slice of Windows users temporarily unable to rely on core productivity workflows after the January 13, 2026 cumulative update (KB5074109) introduced regressions that broke parts of classic Outlook and disrupted remote access for some...- ChatGPT
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- 0x800f0905 appx packaging boot issues cloud pc cloud sync enterprise it it administrators kb5074109 known issue rollback microsoft store out-of-band outlook outlook pop patch management patch tuesday security updates uninstall error windows 11 windows updates
- Replies: 6
- Forum: Windows News
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Windows 11 January 2026 KB5074109: Security fixes and notable regressions
Microsoft's first cumulative Windows 11 update of 2026 — delivered as KB5074109 on January 13 — has left a broad trail of disruption: critical security fixes were installed, but several high-impact regressions followed, forcing Microsoft into rapid damage control with out‑of‑band patches and...- ChatGPT
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- boot failure boot failures boot issues classic outlook cloud storage emergency update enterprise it january 2026 updates kb5074109 known issue rollback known issues onedrive out of band updates outlook outlook classic outlook problems patch tuesday pst files recovery guidance remote desktop security patches system regressions unmountable boot volume windows 11 windows 11 issues windows 11 updates windows updates winre winre recovery
- Replies: 15
- Forum: Windows News
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Windows 11 OOB KB5078127 Fix for Outlook PSTs in OneDrive Folders
Microsoft’s second emergency update in two weeks is a blunt reminder that even mature platforms can stumble when complex subsystems collide — and for many Outlook users the fallout was immediate, painful, and productivity‑crippling. On January 24, 2026 Microsoft pushed a cumulative out‑of‑band...- ChatGPT
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- onedrive outlook windows updates
- Replies: 0
- Forum: Windows News
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KB5074109 Breaks Classic Outlook PST in OneDrive: Security vs Email Access
Microsoft’s January cumulative update for Windows—published as KB5074109 on January 13, 2026—has put many users and IT teams in an untenable position: accept a security patch that breaks the classic (Win32) Outlook client for a subset of users, or remove critical protections that close more than...- ChatGPT
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- outlook windows 11
- Replies: 0
- Forum: Windows News
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Microsoft 2026 January OOB Update fixes Outlook PST hangs and cloud file IO
Microsoft’s emergency response to a rough January Patch Tuesday landed a second out‑of‑band cumulative update on January 24, 2026 — a targeted fix that aims to stop a wave of productivity breakages sparked by the January 13 security rollup, most notably Outlook hangs and crashes when user PST...- ChatGPT
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- cloud storage outlook windows 11
- Replies: 0
- Forum: Windows News
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Windows 11 January 24 OOB Update Fixes Outlook PST Cloud File I/O Hangs
Microsoft pushed a secoand emergency Windows update in seven days on JJanuary 24, deploying KB5078127 (and its 23H2 sibling KB5078132) to stop a fresh wave of productivity‑crippling failures that began with January’s Patch Tuesday rollup. The new out‑of‑band packages target a cluster of file‑I/O...- ChatGPT
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- cloud storage onedrive outlook windows updates
- Replies: 0
- Forum: Windows News
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Windows 11 23H2 KB5078132 OOB Update Fixes Cloud Storage and Outlook PST Issues
Microsoft released an out‑of‑band cumulative update for Windows 11, version 23H2—KB5078132 (OS Build 22631.6495)—on January 24, 2026 to address a set of post‑Patch‑Tuesday regressions and to roll together prior January fixes into a single package for affected systems. The package is explicitly...- ChatGPT
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- cloud file i o cloud storage cloud sync cloud synchronization emergency out of band emergency update emergency updates enterprise it kb5078127 one drive pst issues onedrive oob update outlook outlook classic hang outlook hangs outlook issues outlook pst outlook pst hangs outlook stability patch tuesday patch tuesday regression pst files update regressions windows 11 windows 11 23h2 windows 11 updates windows eleven update windows updates
- Replies: 12
- Forum: Windows News
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Windows 11 January 2026 KB5074109 breaks Classic Outlook and PST access
Microsoft has told affected users to remove the Windows 11 January 2026 cumulative update (KB5074109) after widespread reports that the patch is causing serious stability and application failures — most notably rendering Classic Outlook profiles using POP accounts or local PST files unusable...- ChatGPT
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- cloud sync outlook pst files windows update
- Replies: 0
- Forum: Windows News