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Reactivating Windows after a hardware change - Microsoft Support
Prepare your Windows 11 device for a hardware change. First, follow these steps to find out if Windows 11 is already activated. Select the Start button, then select Settings > System > Activation . Open Activation settings. If you're not activated, complete the activation process with the steps you see on the Activation page.
Windows Update: FAQ - Microsoft Support
Windows Update: FAQ. Windows 11 automatically downloads and installs updates to make sure your device is secure and up to date. This means you receive the latest fixes and security updates, helping your device run efficiently and stay protected. Check for updates. Or select Start > Settings > Windows Update . Links to popular information:
Create installation media for Windows - Microsoft Support
To create the installation media, here's what you'll need: A PC with a reliable internet connection. The download time will vary, depending on your internet connection. A USB flash drive, external hard drive, or DVD. A blank USB flash drive or external hard drive with at least 8 GB of space, or a blank DVD (and DVD burner).
Create a password reset disk for a local account in Windows
Plug a USB flash drive into your device. In the search box on the taskbar, type Control Panel, and then choose it from the list of results. In the Control Panel search box, type create password reset. Select Create a password reset disk, and follow the remaining instructions. When you're finished, remove the USB flash drive and keep it in a ...
SUMIFS function - Microsoft Support
Argument name. Description. Sum_range (required). The range of cells to sum. Criteria_range1 (required). The range that is tested using Criteria1.. Criteria_range1 and Criteria1 set up a search pair whereby a range is searched for specific criteria. Once items in the range are found, their corresponding values in Sum_range are added.. Criteria1 (required)
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App
Boot Surface from a USB device - Microsoft Support
Shut down your Surface. Insert the bootable USB drive into the USB port on your Surface. Press and hold the volume-down button on the Surface. While you're doing this, press and release the power button. The Microsoft or Surface logo appears on your screen. Continue to hold the volume-down button.
Fix OneDrive sync problems - Microsoft Support
For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Admins. Admins should view Help for OneDrive Admins, the OneDrive Tech Community or contact Microsoft 365 for business support. Important:
Applies To: OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint Server 2016, SharePoint Server 2013 Enterprise, SharePoint in Microsoft 365, Office for business, Office 365 Small Business, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows, SharePoint admin center, SharePoint in Microsoft 365 Small Business
Mở và chạy DxDiag.exe - Hỗ trợ của Microsoft
Mở và chạy DxDiag.exe. Công cụ này được sử dụng để thu thập thông tin về thiết bị để giúp khắc phục các sự cố với âm thanh và video DirectX. Người hỗ trợ có thể yêu cầu thông tin này hoặc bạn có thể đăng thông tin trong diễn đàn khi yêu cầu trợ giúp. Trong Windows ...
Connect to a projector or PC - Microsoft Support
Windows 11 Windows 10. When you're in a conference room and need to project, connect your PC using one of the cable connectors in the room, press the Windows logo key + P, and then choose one of the four options: PC screen only. You'll see everything on your PC. (When you're connected to a wireless projector, this option changes to Disconnect.)
File sharing over a network in Windows - Microsoft Support
Windows 11 Windows 10. Note: This article focuses on how to share files or folders over a Local Area Network (or LAN), such as connected computers within your home or workplace. If you are trying to find out how to share a file over the Internet, for example with a friend or family member, OneDrive provides easy ways to accomplish this. For ...