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.
Office 2019Office 2016 Office 2013
如果这是你第一次安装 Microsoft 365,则可能需要先执行一些设置步骤。展开下面的 “了解详细信息”部分。 但是如果是重新安装 Microsoft 365,且已兑换了产品密钥并拥有与 Microsoft 365 相关联的帐户,请转到“登录并安装 Office”的部分。
Applies To: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Manage photos and videos with Microsoft Photos app
Select Settings, and under the About section, select About Photos. Photos: Says Updated in the About section of Settings—you are running the new version of the Photos app.This version includes features like iCloud integration in left navigation bar. This version of Microsoft Photos app offers a convenient and user-friendly way to view, import, organize, edit, and share photos and videos on ...
Keyboard shortcuts to add language accent marks in Word and Outlook ...
For keyboard shortcuts in which you press one key immediately followed by another key, the keys to press are separated by a comma (,). For example, for è you would press Ctrl + `, release and then type e.
Applies To: Word for Microsoft 365, Outlook for Microsoft 365, Word 2021, Outlook 2021, Word 2019, Outlook 2019, Word 2016, Outlook 2016
CONCATENATE function - Microsoft Support
Problem. Description. Quotation marks appear in result string. Use commas to separate adjoining text items. For example: Excel will display =CONCATENATE("Hello ""World") as Hello"World with an extra quote mark because a comma between the text arguments was omitted.
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
Free up drive space in Windows - Microsoft Support
Note: If it’s been fewer than 10 days since you upgraded to Windows 10, your previous version of Windows will be listed as a system file you can delete.If you need to free up drive space, you can delete it, but keep in mind that you'll be deleting your Windows.old folder, which contains files that give you the option to go back to your previous version of Windows.
Windows Update Troubleshooter - Microsoft Support
Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.
Edit a PDF - Microsoft Support
To edit a PDF, open it in Word. This works best with PDFs that are mostly text. PDFs of book chapters or something that looks like a manuscript from a copier won't be formatted well in Word.
Applies To: Word for Microsoft 365, Word 2021, Word 2019, Word 2016
Open and run DxDiag.exe - Microsoft Support
Learn how to open and run DxDiag.exe on Windows to collect device information and troubleshoot DirectX sound and video issues.
Solve PC problems remotely with Remote Assistance and Easy Connect
Do one of the following: If you've never used Easy Connect, select Use Easy Connect.. If you've used Easy Connect before, select your helper’s contact name. To invite someone who isn't on your contact list, select Invite someone to help you.
Install Quick Assist - Microsoft Support
To pin Quick Assist to your taskbar so you can quickly get back to it, after Quick Assist is open, right-click (or press and hold) the icon on your taskbar > Pin to taskbar. If the old app icon still appears on your device, make sure you select the new app icon.