Microsoft アカウントを使用して、Windows、Microsoft 365、OneDrive、Skype、Outlook、Xbox Live などの Microsoft サービスにサインインします。 マイ アカウント ポータルを使用すると、セキュリティ情報を設定および管理したり、接続された組織やデバイスを管理したり、organizationでデータがどのように使用さ ...

If you forgot your PIN and need to reset it, you can do so from the Windows sign-in screen. Look below the PIN text box: If you see I forgot my PIN , select it and follow the instructions to reset your PIN.If there are multiple accounts on the device, choose the one you need to reset.

Whether it's for work or personal use, you can connect to a virtual private network (VPN) on your Windows PC. A VPN connection can help provide a more secure connection and access to your company's network and the internet, for example, when you’re working from a coffee shop or similar public place.

After you set up your security verification methods for your work or school account, you can update the related details. Using the Security info page

通过显示、隐藏图标，或调整图标的大小来自定义 Windows 桌面的外观。 提示: 你也可以使用鼠标滚轮来调整桌面图标的大小。在桌面上，长按“Ctrl”，同时滚动滚轮来放大或缩小图标。有关如何显示或隐藏单个 Windows 图标的信息，请参阅 查找回收站。

In the Scheduling Assistant, either click the box under your name and type an attendee's name or email address or click the Add Attendees button to bring up your address book.. Select the icon next to the attendee's name in the Scheduling Assistant to mark a specific attendee as a Required Attendee,Optional Attendee, or a Resource.When you start typing a attendee's name, Outlook will provide ...

Use the XLOOKUP function when you need to find things in a table or a range by row. For example, look up the price of an automotive part by the part number, or find an employee name based on their employee ID. With XLOOKUP, you can look in one column for a search term, and return a result from the same row in another column, regardless of which side the return column is on.

When you enter some text into a cell such as "2/2", Excel assumes that this is a date and formats it according to the default date setting in Control Panel.Excel might format it as "2-Feb".If you change your date setting in Control Panel, the default date format in Excel will change accordingly.

了解如何查找用于激活的 Windows 产品密钥，以及何时改用数字许可证。 如果你在 Microsoft Store 应用中购买了Windows 10或Windows 11 专业版升级，你将在发送确认购买的确认电子邮件中收到数字许可证而不是产品密钥。

Open User Accounts by clicking the Start button , clicking Control Panel, clicking User Accounts and Family Safety, clicking User Accounts, and then clicking Manage another account .. If you're prompted for an administrator password or confirmation, type the password or provide confirmation.