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Protect yourself from phishing - Microsoft Support
Spelling and bad grammar - Professional companies and organizations usually have an editorial and writing staff to make sure customers get high-quality, professional content. If an email message has obvious spelling or grammatical errors, it might be a scam. These errors are sometimes the result of awkward translation from a foreign language, and sometimes they're deliberate in an attempt to ...
如何兑换礼品卡和代码 | Xbox Support
按“开始”按钮 ,然后在“搜索”框中输入“Xbox”。 从结果中选择 Xbox 应用以打开该应用。; 选择左上角的玩家图片,然后选择“设置”。 在“兑换代码”下选择“兑换”。 输入由 25 个字符组成的代码,选择 下一步,然后按照提示操作。
How to recover a hacked or compromised Microsoft account
If your account has been hacked, use our sign-in helper tool below to help guide you to the right solutions. The tool will ask for your email address or phone number, and either show appropriate self-help, or offer the chance to talk to an agent.
XLOOKUP 函数 - Microsoft 支持
需要在表格中或按行查找内容时,请使用 vlookup 函数。 例如,按部件号查找汽车部件的价格,或根据员工 id 查找员工姓名。 借助 xlookup,你可以在一列中查找搜索词,并在同一行的另一列中返回结果,无论返回结果的列在原列的哪一侧。
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 2016, Excel for iPad, Excel for iPhone, Excel for Android tablets, Excel for Android phones
使用 IF 检查单元格是否为空白 - Microsoft 支持
有些时候,你需要检查单元格是否为空白,通常是因为你可能不希望公式没有输入值就显示结果。 此情况下,将 IF 与 ISBLANK 函数搭配使用: =IF(ISBLANK(D2),"Blank","Not Blank")
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
下载Microsoft Authenticator - Microsoft 支持
中国的身份验证方法. 中国仅提供有限的身份验证方法。 用户可以将 Authenticator 设置为在其设备上接收可用于验证其身份的验证码,而不是使用推送通知进行双重验证。
Change your Xbox gamerpic | Xbox Support
Select your gamerpic icon in the bottom menu on the Xbox app to get to the Profile tab.; Select the edit icon next to your gamerpic at the top of the screen.
Description of Microsoft System Information (Msinfo32.exe) Tool
Examples To view your System Information, type: msinfo32 To create an .nfo file in the folder C:\Temp with a name of Test.nfo, type:. msinfo32 /nfo C:\TEMP\TEST.NFO To create a .txt file in the folder C:\Temp with a name of Test.txt, type:. msinfo32 /report C:\TEMP\TEST.TXT To view System Information from a remote computer with a UNC name of BIGSERVER, type:
Contact us | Xbox Support
If contact us isn't working the way you expect, try the disability answer desk option on this page. Contact us
Get help with a digital code or gift card | Xbox Support
All Xbox digital codes are 25 characters long, include both numbers and letters, and are formatted in five blocks of five characters (xxxxx-xxxxx-xxxxx-xxxxx-xxxxx).