Microsoft is investigating reports that some Windows 11 devices are failing to boot with "UNMOUNTABLE_BOOT_VOLUME" errors ...

Microsoft released unplanned updates over the weekend. They correct errors in the January patches and bring new boot certificates.

IT之家 2 月 2 日消息，2026 年 1 月对微软来说堪称“更新噩梦”，Windows 补丁几乎每周都会冒出新问题。有的相当严重，比如设备 直接无法启动 并报出“ UNMOUNTABLE_BOOT_ERROR ”；有的则让人哭笑不得，比如电脑 关不了机、也进不了休眠 。微软虽然紧急推送了 带外更新 试图补救，但后来发现，受影响的范围远比最初预估更大。

Everyone knows you need to keep your operating system up to date, but what happens when a company botches the update and ...

Windows 11 runs into another disastrous bug with its latest update — Microsoft admits an 'issue in which devices are failing ...

Remember that Windows bug preventing PCs from shutting down or hibernating? It affects more devices than we initially thought ...

Do you see Event ID 1796 in your Windows 11/10/Server logs? If the Secure update process cannot complete and fails with an error message— The Secure Boot update ...

A Windows security update bug has prevented some Windows 11 24H2 and 25H2 users from booting into their PCs, requiring them ...

The first big Windows update of 2026 is a glitchy mess - here's the full list of bugs and fixes ...

Among the requirements for installing Windows 11 are two security features: Trusted Platform Module (TPM) version 2.0 and Secure Boot. As we’ve documented before ...