If you have multiple accounts in Outlook, when you compose a new email message, Outlook picks the default account as the From account.However, if you want to Reply, Reply All, or Forward a message, Outlook will send your message with the same account the original mail was sent to.For example, Cheryl has two accounts.

How to use the SUBTOTAL function in Excel to return a subtotal in a list or database.

Whether you’re starting from a Microsoft template or updating one of your own, Word's built-in tools help you update templates to suit your needs. To update your template, open the file, make the changes you want, and then save the template. In Microsoft Word, you can create a template by saving a document as a .dotx file, .dot file, or a .dotm fie (a .dotm file type allows you to enable ...

Play MP4 files in Windows 10 by right-clicking the file and choosing what application to open it with.

Find out how to stop Windows Security from alerting you about or blocking a trusted file, file type, or process, by adding it to the exclusions list.

Apprenez à activer Windows à l'aide d'une clé de produit ou d'une licence numérique, à vérifier l'état de votre activation et à lier votre compte Microsoft.

Learn more about the Start menu, including how to find your files and get to your apps and programs.

Windows で BitLocker 回復キーを見つけるためのさまざまな方法について説明し、BitLocker がシステムでどのようにアクティブ化されているかについて説明します。

Learn how to sign in and create app passwords for Microsoft apps and devices that don't support two-step verification.

Windows 中的屏幕闪烁问题通常是由显示驱动程序导致的。 若要更新显示驱动程序，需要在安全模式下启动电脑、卸载当前的显示适配器，然后检查驱动程序更新。