Introduction Windows updates released on and after February 13, 2024 include the ability to apply the Windows UEFI CA 2023 certificate to UEFI Secure Boot Allowed Signature Database (DB). Updating the DB will enable devices to receive future boot loader updates that are included in monthly updates. This is important because the existing certificate will expire and moving to the new certificate ...

You get one of the following error codes when you try to update your console software: E305 or E305 xxxxxxxx xxxxxxxx

Trusted documents are files that have been marked as trusted by enabling active content in them. Active content (macros, ActiveX controls, data connections, and so on) opens without the Message Bar warning after you mark the file as trusted. For a trusted document, there is no prompt when you open the file, even if new active content was added, or changes are made to the existing active ...

If the suspicious message appears to come from a person you know, contact that person via another means like by text message or a phone call to confirm it. Microsoft 365 Outlook and Outlook.com - With the suspicious message selected, choose Report > Report phishing from the ribbon.

Microsoft Customer Support resources To contact Microsoft Support, see: Microsoft Support and then click Windows. Support for business and then click Create to create a new support request. After you create the new support request, it should look like the following:

This article has guidance for: Organizations that have their own IT department managing Windows devices and updates. Note: If you are an individual who owns a personal Windows device, please see the article Windows devices for home users, businesses, and schools with Microsoft-managed updates.

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What is Secure Boot? Secure Boot is a security feature in Unified Extensible Firmware Interface (UEFI) based firmware that helps ensure that only trusted software runs during a device's boot (start) sequence. It works by verifying the digital signature of pre-boot software against a set of trusted digital certificates (also known as certificate authority or CA) stored in the device's firmware ...

This article has guidance for: Organizations with IT-managed Windows devices and updates.

Check Xbox services, games, and apps for service outages or functionality issues.