查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时，通常需要产品密钥。. 通常，如果购买的是实物 Windows 拷贝，产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。. 如果 Windows 已预先安装在计算机上，产品密钥应显示在设备 ...

Personal Vault is a protected area in OneDrive where you can store your most important or sensitive files and photos without sacrificing the convenience of anywhere access.. We guide you through setting up your Personal Vault with a strong authentication method or a second step of identity verification, such as your fingerprint, face, PIN, or a code sent to you via email or SMS.

Windows PCの電源モードを変更する. 自分の好みと Windows 11 PC で何を行うかによって、適切な電源モードを選びます。. これにより、バッテリ寿命、パフォーマンス、2 つのバランスのどれを最も優先するかを決めることができます。. 電源モードを変更するには ...

Protect your precious files, documents, and memories with OneDrive. You get 1 TB of cloud storage with a Microsoft 365 subscription, and can back up and share your files and photos with friends and family across all your devices. Explore OneDrive support, help, and learning resources. Learn how to protect your important files, documents, and ...

If you use an Microsoft 365, Exchange, IMAP, or Outlook.com account, a copy of your mailbox is stored in an Offline Outlook Data File (.ost). To reduce the size of your Outlook Data File (.pst) or Offline Outlook Data File (.ost), you can manually compact the data file. Select your version of Outlook below to see instructions on how to reduce ...

有几种方法可以解决此大小限制，包括使用文件共享服务或压缩文件。. Outlook 会限制可发送的文件的大小。. 此限制可以防止您的计算机不断地尝试上载超出许多 Internet 服务提供商限制的超大附件。. 对于 Internet 电子邮件帐户。. 例如 Outlook.com 或 Gmail，) 合并 ...

We understand that sometimes purchases of digital game products don’t go as planned. When that happens, we’ll help you request a refund. Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date. Requests are for games in which you haven’t accumulated a significant ...

The model number for the Surface power supply unit is in small print in one of two places—on the bottom of the unit or on the adapter itself. Note: The USB port available on some power supply units is only for charging other devices while your Surface is charging and can’t be used to transfer data. For info on how to properly care for the ...

Enter the currency pair in a cell using this format: From Currency / To Currency with the ISO currency codes. For example, enter "USD/EUR" to get the exchange rate from one United States Dollar to Euros. Select the cells and then select Insert > Table . Although creating a table isn't required, it'll make inserting data from the data type much ...

Requests are made within 14 days of the purchase date. Requests are for games in which you haven’t accumulated a significant amount of play time. Note As a limited exception, digital game products may be eligible for a refund within 30 days if you’re unsatisfied with the licence agreement or warranty, but only if you do not make or retain ...