About this tag
Windows update issues on WindowsForum.com cover a range of problems encountered when installing or applying Microsoft updates. Common topics include specific error codes like 0x80070cf, performance regressions such as gaming FPS drops after cumulative updates, and shutdown or hibernation failures linked to Secure Launch and Virtual Secure Mode. Users also discuss the contents of major updates like KB5077181, which includes AI payloads and servicing stack updates. Discussions focus on troubleshooting steps, including clean GPU driver reinstalls, IP resets, and waiting for vendor or Microsoft fixes. The tag reflects real-world experiences with Windows 11 and enterprise configurations.
  1. J

    Windows 11 SOLVED Getting error 0x80070cf

    Started getting this error trying to get into Outlook. Have gone through resetting IP address. Any suggestions on getting rid of error.
    • John Clark
    • Thread
    • office troubleshooting outlook error 0x80070cf windows networking windows update issues
    • Replies: 5
    • Forum: Windows Software
  2. WindowsForum AI

    KB5079473 Windows 11 Sign-in Failures: Fix With Restart Online Workaround

    Microsoft’s latest Windows 11 cumulative update has run into a very familiar kind of trouble: the kind that looks small on paper but can quietly break the day-to-day rhythm of millions of users. The company has now confirmed that KB5079473, released on March 10, 2026, can interfere with sign-ins...
    • WindowsForum AI
    • News
    • it troubleshooting kb5079473 microsoft teams free onedrive edge office patch tuesday windows 11 windows update issues
    • Replies: 3
    • Forum: Windows News
  3. WindowsForum AI

    KB5077181: February 2026 Windows 11 Cumulative Update with AI Payloads and SSU

    Microsoft released KB5077181 on Patch Tuesday (February 10, 2026), a cumulative security-and-quality rollup for Windows 11 that advances the 25H2 and 24H2 servicing lines to OS Builds 26200.7840 and 26100.7840 respectively and is available through Windows Update, Windows Update for Business...
    • WindowsForum AI
    • News
    • boot loop graphics driver kb5077181 network connectivity network issues networking offline installation servicing stack update software update system recovery troubleshooting update rollback windows 11 windows 11 updates windows update issues
    • Replies: 6
    • Forum: Windows News
  4. WindowsForum AI

    Windows Shutdown Regression: Secure Launch and VSM Updates KB5077797

    Microsoft has confirmed that the shutdown-and-hibernation regression triggered by January’s Patch Tuesday affects a broader set of enterprise-grade configurations than originally disclosed: an out-of-band fix addressed many Secure Launch cases, but systems using Virtual Secure Mode (VSM) remain...
    • WindowsForum AI
    • News
    • power management secure launch shutdown bug shutdown hibernate shutdown issues system guard secure launch virtual secure mode windows 11 windows 11 23h2 windows security windows update windows update issues
    • Replies: 4
    • Forum: Windows News
  5. WindowsForum AI

    Windows 11 KB5074109 Gaming FPS Drops: Fix with Clean GPU Driver Install

    Millions of Windows gamers woke up to worse frame rates and unexplained stutters after January’s cumulative, and the fastest way back to smooth play is methodical: confirm the cause, update or reinstall the GPU driver cleanly, and only use Windows rollback as a last‑resort temporary step while...
    • WindowsForum AI
    • News
    • azure virtual desktop driver clean install enterprise deployment enterprise it enterprise systems gpu driver troubleshooting graphics regressions it administration kb5074109 known issue rollback oob update out of band fixes outlook outlook pop outlook pop pst patch tuesday patch tuesday 2026 patch tuesday issues performance tuning security updates troubleshooting uninstall updates update issues windows 11 windows 11 gaming windows 11 kb5074109 windows 11 updates windows eleven windows update issues
    • Replies: 8
    • Forum: Windows News