在 Outlook 中阻止或取消阻止发件人. 新的 Outlook for Windows. 您可以阻止来自特定电子邮件地址或域的邮件到达您的收件箱。. 当您将电子邮件地址或域添加到阻止的发件人列表中时，Outlook 会自动将邮件从该发件人移动到“垃圾邮件Email”文件夹。. 注意: 阻止的发件 ...

了解有关您在 OneDrive 网站上尝试上载文件时可能会收到的错误消息的详细信息。 完整路径（包括文件名）太长。 路径包含的字符必须少于 442 个。 缩短文件的名称或 OneDrive 中的子文件夹的名称，或者选择更接近于顶层文件夹的子文件夹，然后再次尝试上载文件。

假设你想弄清楚在包含重复值的区域中存在多少个唯一值。. 例如，如果某个列包含：. 值 5、6、7 和 6，则结果是三个唯一值：5、6 和 7。. 值“Bradley”、“Doyle”、“Doyle”、“Doyle”，则结果是两个唯一值：“Bradley”和“Doyle”。. 计算重复值中的唯一值总数有 ...

筛选唯一值和删除重复值是两个类似的任务，因为目标是显示唯一值的列表。 但是，存在一个关键的区别：筛选唯一值时，重复值只会暂时隐藏。 但是，删除重复值意味着将永久删除重复值。 重复值是一个值，其中至少一行中的所有值都与另一行中的所有值

How to open PC Health Check. In Windows, use Search on the taskbar to search for “PC Health Check,” then select it from the list of results. If a PC Health Check update is available, you can quickly install it for the latest version. If you don't have PC Health Check installed, you can install it by going to https://aka.ms ...

Cast to a Windows PC from another Windows PC. On the PC you'd like to project from, select Start > Settings > System > Projecting to this PC . Under Add the “Wireless Display” optional feature to project to this PC, select Optional features . Next to Add an optional feature, select View features, then enter “wireless display.”.

How to redeem a gift card, Xbox download code or token. Both Microsoft and Xbox gift cards and download codes and tokens work the same way: once redeemed to your Microsoft account, you can spend your balance at Microsoft Store online, on Windows or Xbox, and you can get downloads for the latest apps, games, movies, TV shows, and Surface, Xbox, and accessories.

注意: 如果是通过以下任一方式获取的 Microsoft 365：Microsoft 工作区折扣计划(以前称为家用许可计划)，则安装 2019、2016 或 2013 版的 Office 专业增强版、Office 标准版或独立应用（如 Word 或 Project）的步骤可能会有所不同：如果你通过公司购买了 Microsoft 365 供个人使用，请参阅通过工作场所折扣计划安装 ...

First, launch Windows Backup: select Start , type windows backup, and select Windows Backup from the results. (Or you can select Start > All apps > Windows Backup .) Then select Folders to drop it down, and select which of your user folders you want to back up to OneDrive: You can back up your Desktop, Documents, Pictures, Videos, and Music ...

Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.