Microsoft 365 basics video training - Microsoft Support
Training: Learn how to quickly get started with Microsoft 365, share and collaborate, work in Microsoft Teams, work from anywhere, and try cool Microsoft 365 features.
Applies To:
Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 First Release program
FILTER function - Microsoft Support
How to use the FILTER function in Excel to filter a range of data based on criteria you define.
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel for iPad, Excel for iPhone, Excel for Android tablets, Excel for Android phones
Change the size of text in Windows - Microsoft Support
Here's how to change the size of text, images, and apps in Windows. To change your display in Windows, select Start > Settings > Ease of Access > Display.To make only the text on your screen larger, adjust the slider under Make text bigger.To make everything larger, including images and apps, choose an option from the drop-down menu under Make everything bigger.
Use the web version of Outlook like a desktop app
Use Outlook in the new Microsoft Edge. In Microsoft Edge, sign in to your Outlook on the web or Outlook.com account.
Applies To:
Outlook Web App for Office 365, Outlook Web App for Office 365 Small Business, Outlook on the web, Outlook.com, Outlook on the web for Exchange Server 2019
Dictate your documents in Word - Microsoft Support
Learn how to use your voice to create and edit documents in Word with the Dictate feature. Find out how to enable, customize, and troubleshoot Dictation.
Applies To:
Word for Microsoft 365, Word for Microsoft 365 for Mac, Word for the web, Word 2021, Word 2021 for Mac, Word 2019, Word 2019 for Mac, Word 2016
SUMIFS function - Microsoft Support
How to use the SUMIFS function in Excel, one of Excel’s math and trig functions, to add arguments that meet multiple criteria.
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, Excel Web App
Fix problems with apps from Microsoft Store
Get troubleshooting tips to fix problems with apps from Microsoft Store.
Stay protected with Windows Security - Microsoft Support
Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.
Change your two-step verification method and settings
Change two-step verification settings; Common problems with two-step verification for work or school accounts; Manage app passwords for two-step verification
在 Windows 中卸载或删除应用和程序 - Microsoft 支持
可通过不同的方式删除应用和程序，因此如果找不到要查找的应用和程序，可以尝试另一个位置。 请注意，某些应用和程序内置于 Windows 中，无法卸载。