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Tips: At times, you may want to use circular references because they cause your functions to iterate. If this is the case, jump down to Learn more about iterative calculation.. Also, to learn more about writing formulas, see Overview of formulas in Excel.

Obtenez de l’aide et du support sur Microsoft Edge. Recherchez du contenu de support Microsoft Edge, des articles pratiques, des didacticiels et bien plus encore.

Learn how to download files from the web, change your default download location, and find files you've downloaded on your PC using Internet Explorer.

To increase security and performance, Windows 11 in S mode only runs apps from the Microsoft Store. If you want to install an app that isn't available in the Microsoft Store, or if you have Windows 10 Pro, Enterprise, or Education and want to upgrade to Windows 11, you'll need to permanently switch out of S mode.

Turn on two-factor verification prompts on a trusted device. Depending on your organization's settings, you may see a check box that says "Don't ask again for n days" when you perform two-factor verification. If you've selected this option to stop two-factor verification prompts, and then you lose your device or your device is potentially compromised, you should have Microsoft 365 sign you out ...

Quick access. Starting with Windows 11, version 22H2, the known Windows folders—Desktop, Documents, Downloads, Pictures, Music, and Videos—are available by default as pinned folders in Quick access in both File Explorer Home and the left navigation pane.These default folders are no longer displayed under This PC to keep the view focused on your PC’s drives and network locations.

With the Phone Link, you can instantly access the Android apps installed on your mobile device right on your PC. Using a Wi-Fi connection, Apps allows you to browse, play, order, chat, and more — all while using your PC’s larger screen and keyboard.

In most cases, you'll need your product key to activate Office 2010. Need help finding your product key? Activate Office 2010 online. Click File > Help > Activate Product Key.. If you don't see an Activate Product Key button, your software is already activated, and you don't need to do anything.. Follow the steps in the Activation Wizard.

Here's how to change the size of text, images, and apps in Windows. To change your display in Windows, select Start > Settings > Accessibility > Text size.To make only the text on your screen larger, adjust the slider next to Text size.To make everything larger, including images and apps, select Display , and then choose an option from the drop-down menu next to Scale.