If the Copilot button is missing or grayed out in Outlook, or Copilot has suddenly disappeared after previously working, this guide provides step-by-step instructions for resolving the problem. The issue can occur because of an Outlook bug, an incorrect Microsoft 365 account or license state, an unsupported Office update channel, disabled Connected Experiences, or organization […]
If you receive the error "The trust relationship between this workstation and the primary domain failed" when signing in to a Windows computer joined to an Active Directory domain, this guide provides step-by-step instructions for resolving it. This error, also known as Error 1789 or 0x800706FD (ERROR_TRUSTED_RELATIONSHIP_FAILURE), indicates that the secure channel between the computer […]
If you own an ARM-based computer and Microsoft Teams or the new Outlook for Windows won't open or closes unexpectedly after installing Windows 11 update KB5121003, continue below to learn how to fix the issue. On September 1, 2026, Microsoft confirmed that Microsoft Teams and the new Outlook for Windows might fail to launch or […]
If your mouse pointer suddenly becomes larger or changes to a default pointer, or your desktop wallpaper turns black after installing Windows 11 update KB5120998, continue reading below to see how to fix this issue. Microsoft has received reports that mouse cursor personalization settings are being changed or reverted to certain standard settings after installing […]
If Windows displays the "Microsoft Defender Antivirus is turned off" notification even though Defender appears to be active, your computer may be affected by a known Microsoft Defender issue. However, you should verify Defender’s status before dismissing the warning. Microsoft confirmed on August 28, 2026, that recent updates to Microsoft Defender Antivirus may cause Windows to […]
If a game started crashing, freezing, displaying EXCEPTION_ACCESS_VIOLATION, or causing your PC to restart unexpectedly after installing Windows 11 KB5121003, your computer may be affected by a known compatibility issue involving the inpoutx64 driver.
If you encounter the error "Your organization has deleted the device – Error 700003" when signing in to Microsoft Outlook, Teams, or another Microsoft service, or when trying to enroll a device in Entra/Intune, continue reading below to learn how to fix the issue.
If all your programs suddenly open with Microsoft Word (or another application), your system likely has a corrupted .exe file association. This issue prevents you from launching apps properly and can make your PC almost unusable. The problem: All desktop shortcuts (.lnk files) and applications open with Microsoft Word (or another single program). As a […]
If your Dell computer started shutting down unexpectedly, overheating, draining the battery faster than usual, or showing an error for Intel Innovation Platform Framework Processor Participant driver after installing KB5095093 Windows update, then continue reading below to fix the issue.
In this guide, you will learn how to view folder sizes on a Synology NAS, using DSM's built-in tools and Storage Analyzer. If you use a Synology NAS to store your files, you may need to check which folders are using the most storage space. However, as you may have noticed, the File Station browser […]