Efficiency mode What is efficiency mode in Microsoft Edge? Efficiency mode is designed to help extend battery life. It minimizes power usage by reducing resource usage through modifying background tab activity and some foreground activity, as well as putting inactive background tabs to sleep after 30 minutes or less of inactivity (if Save resources with sleeping tabs is on).

Windows 8.1 Update and Windows RT 8.1 Update (also known as KB 2919355) include improvements that make your favorite apps and settings easier to find and use, provide more familiar mouse and keyboard options, and update security and performance.Here’s what you need to know about installing this important update. Check to see if it’s already installed

Windows 10 と Windows 11には、最新のウイルス対策の保護を提供する Windows セキュリティが含まれています。 お使いのデバイスは、Windows を起動した瞬間からアクティブに保護されます。

Make sure your email account is supported. You can add accounts from Microsoft 365, Exchange Online, Exchange Server (2007 SP2, 2010, 2013), Outlook.com (including Hotmail, Live, and MSN), Gmail, iCloud and Yahoo!

Add your work or school account. On your computer, note the Code and Url information on the Configure mobile app page.Keep this page open so you can see the code and URL.

若要在 Outlook.com 中取得支援，請按一下這裡或選取功能表列上的 [說明]，然後輸入您的查詢。 如果自助無法解決問題，請向下捲動至 [仍然需要協助嗎?] 然後選取 [是]。 若要在 Outlook.com 中與我們連絡，您必須登入。

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When you start a focus session, a focus timer will appear on screen. To use additional focus tools in the Clock app, expand the focus timer to get the full view of the Clock app.

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.

Tutto pronto per l'installazione? Prima di iniziare, assicurati che il PC o il Mac soddisfi i requisiti di sistema.. Se hai già riscattato un codice Product Key, stai semplicemente reinstallando le app o sai di avere una licenza assegnata tramite l'azienda o l'istituto di istruzione, puoi andare avanti e passare alla sezione accedi per scaricare e installare Microsoft 365 o Office.