Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
Scaricare e installare o reinstallare Microsoft 365 o Office 2021 in un ...
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.
Applies To: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin, Office.com
Microsoft Bing help - Microsoft Support
Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.
Windows sign-in options and account protection - Microsoft Support
To access your sign-in options, go to Start > Settings > Accounts > Sign-in options.. Or just select this button: Go to Sign-in options. Change or manage your password or PIN. To change your password or PIN, go to Start > Settings > Accounts > Sign-in options. Select PIN (Windows Hello), and then select Change PIN.
My Account portal for work or school accounts - Microsoft Support
Sign in using two-step verification or security info; Create app passwords in Security info (preview) Set up a phone call as your verification method
排查Windows 媒体播放器错误 - Microsoft 支持
如果遇到特定文件类型的错误,则可能是编解码器缺失或过时。 若要解决此问题,请执行以下操作: 检查文件属性: 确保电脑上有正确的编解码器来播放媒体文件。 若要检查文件格式和编解码器信息,请右键单击媒体文件,选择“属性”,然后转到“详细信息”选项卡。
Windows 10 update history - Microsoft Support
Learn more about updates for Windows 10 version 1903, including improvement and fixes, any known issues, and how to get the update.
Download files from the web - Microsoft Support
Why some files won't open in Internet Explorer. Internet Explorer uses add-ons such as Adobe Reader to view some files in the browser. If a file that needs an add-on won't open, you might have an older version of the add-on, which needs to be updated.
Sync your account in Outlook to the Microsoft Cloud
To enhance your Microsoft 365 experience in new Outlook for Windows, Outlook.com, Outlook for iOS, Outlook for Android, and new Outlook for Mac, you can now sync your non-Microsoft accounts (including their emails, contacts, and events) to the Microsoft Cloud.
Applies To: Outlook 2021 for Mac, Outlook 2019 for Mac, Outlook.com, New Outlook for Windows, Outlook for Android, Outlook for iOS
Скачивание и установка последних драйверов принтера
Узнайте, как установить последнюю версию драйвера для принтера. Если вы недавно обновили Windows, вам может потребоваться переустановить драйвер принтера.
Common problems with two-step verification for a work or school account ...
There are some common two-step verification problems that seem to happen more frequently than any of us would like. We've put together this article to describe fixes for the most common problems.