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How to troubleshoot performance issues in Outlook
Important This article contains a section that shows how to help lower security settings or how to turn off security features on a computer. You can make these changes to work around a specific problem. However, before you make these changes, we recommend that you evaluate the risks that are associated with implementing this workaround in your particular environment.
Surface power supplies and charging requirements
For info on how to properly care for the power cord and power supply, see Clean and care for your Surface.. Safety and regulatory information. To view the safety and regulatory information for Surface and Surface power supplies, including shipping information and AC power cord safety, see Product safety warnings and instructions.. Where to find a power supply
Microsoft security help and learning
Get security info and tips about threat prevention, detection, and troubleshooting. Including tech support scams, phishing, and malware.
Make older apps or programs compatible with Windows
Change the application's high-DPI scaling mode. In the High DPI scaling override area, select Override high DPI scaling behavior, and then try one of the following options:. Application – Disable all Windows scaling settings and only use the app developer's setting. This option was called Disable display scaling on high DPI settings in previous versions of Windows.
Troubleshooting Microsoft Wireless Display Adapter
Note: If you can’t select anything in the Allowed apps and features box, you aren't logged in as an administrator. Select Change Settings, type your administrator password, and select Yes.If you're an administrator on your device, the password should be the same as the one you used to set up your device. Then, make sure Private and Public are selected and select OK.
Add or remove add-ins in Excel - Microsoft Support
Important: If you originally installed the Excel add-in from a network file server or from a shared folder, you might need to remove the add-in from that location.If you installed the Excel add-in from a CD and you mapped your CD drive to a new drive letter after installing the add-in, you need to reinstall the add-in from the CD.
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
Welcome to Copilot on Windows - Microsoft Support
At Microsoft, we're guided by our AI principles, our Responsible AI Standard, and decades of research on AI, grounding, and privacy-preserving machine learning.Data privacy and security is a key principle of responsible AI. We aim to help our customers use our AI products responsibly, sharing our learnings, and building trust-based partnerships.
Save disk space with OneDrive Files On-Demand for Windows
When you delete an online-only file from your device, you delete it from your OneDrive on all devices and online. You can restore deleted files and folders from your OneDrive recycle bin on the web for up to 30 days for items stored in OneDrive personal (when you're signed in with a Microsoft account), or for up to 93 days for items stored in OneDrive for work or school or SharePoint in ...
Applies To: OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive for Windows
Comment utiliser l’application Contrôle d’intégrité du PC
Si votre PC fonctionne actuellement sous Windows 10, l’application Contrôle d'intégrité du PC vous permet d’effectuer une vérification complète de l’éligibilité de votre appareil afin de vous assurer qu’il répond à la configuration minimale requise pour Windows 11. Vous obtenez des informations sur la raison pour laquelle votre appareil est éligible ou non, ainsi que des ...
修复 Windows 中的 USB-C 问题 - Microsoft 支持
注意: 带 USB Type-C 连接器的电脑具有更高的功率限制。 如果连接器支持 USB 电力传输,则其能够以更大的功率实现更快速充电。. 要更快地充电,你的电脑、充电器和线缆均必须符合行业标准。