Use your scanner and download an app from Microsoft Store to scan a document or picture to your PC.

培训：借助此 Excel Online 入门指南，快速掌握相关知识并与他人共享和协作。 如果 Excel 网页版 Web 浏览器中运行，可以： 在同一文件上同时与他人共享和协作处理工作簿。

但如果需要测试多个条件，例如我们假设所有条件都需要为 True 或 False (AND)，或只有一个条件需要为 True 或 False (OR)，或者如果想要检查某个条件是否不 (NOT) 符合你的条件，这时该怎么做呢？这三个函数均可以单独使用，但它们更常见于与 IF 函数成对

To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes.. To contact us in Outlook.com, you'll need to sign in.

Note: If it’s been fewer than 10 days since you upgraded to Windows 10, your previous version of Windows will be listed as a system file you can delete.If you need to free up drive space, you can delete it, but keep in mind that you'll be deleting your Windows.old folder, which contains files that give you the option to go back to your previous version of Windows.

Find your Windows settings in a snap! Select the Start button, then select Settings .From there, browse the categories or use search to find what you're looking for.

Whether you're at home, work, or out and about, chances are you'll find a Wi-Fi network that you can connect to for internet access. Select the Network, Sound, or Battery icons ( ) on the far right side of the taskbar to open quick settings. The Disconnected icon appears when you’re not connected.

Types of info. What will be deleted. Where it's stored. Browsing history. The URLs of sites you've visited, and the dates and times of each visit. On your device (or, if sync is turned on, across your synced devices)

To find touchpad devices, select Human Interface Devices or Mice and other pointing devices, then right-click the device you'd like to update.

Windows Update might find an updated version of your printer driver. To use it: Select Start , then select Settings > Windows Update. Open Windows Update