If Outlook won't open, try opening it in safe mode, which disables add-ins. 1. Right-click the Start button, and click Run. 2. Type Outlook.exe /safe, and click OK. Tip: If Windows can't find Outlook.exe /safe, try using the full path to Outlook (for example C:\Program Files\Microsoft Office\OfficeXX, where XX is your version number). More on starting Outlook in safe mode and disabling add-ins.

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.

Learn how to use the PC Health Check app to help you improve your device performance.

When you use a symbolic link to run an .exe file or execute a script file, you receive a warning that says the file is untrusted. For example, consider the following scenario: You have an executable Windows PowerShell script file "testscript.ps1" in the c:\temp\textfolder folder.

症状 如果启用了 PowerShell 数据签名序列化，则在安装了 Exchange Managements Tools (EMS) 的计算机上，如果脚本类型在用完 PowerShell_ISE 时通过管道命令传递对象类型，则会导致脚本失败。 解决方法 要解决此问题，请安装以下安全更新： Microsoft Exchange Server 2019 和 2016 安全更新说明：2024 年 11 月 12 日 (KB5044062)

Introduction The Windows 10 Extended Security Updates (ESU) program gives customers the option to receive security updates for PCs enrolled in the program. ESU is a paid program that provides individuals and organizations of all sizes with the option to extend the use of Windows 10 devices past the end of support date in a more secure manner. For more information about the Windows 10 lifecycle ...

The unattended installation is started from PowerShell as "d:\setup.exe" instead of "d:\.\setup.exe." In this situation, the installation process doesn't set up from the local folder. Instead, the process goes on searching for possible locations where it can find the Setup.exe file, and then starts the file from the first location.

Learn how to uninstall Office from a PC using the Control Panel or with the uninstall support tool.

Notice We have re-released the Exchange Server 2019 and 2016 November 12, 2024, security update (SU) to address the issue where Exchange Server stops processing Exchange Transport Rules (ETR) and Data Loss Prevention (DLP) rules. For download links, see the "How to get and install the update" section.

This security update provides the latest changes for the Windows Security app. The update is composed of the Windows Security app and its underlying service. This update applies to only Windows 11 devices (build 22000 or later) To determine the current running version of the Windows Security app, run the following PowerShell command: Get-AppPackage Microsoft.SecHealthUI Windows Security ...