The shared Charm button in the Win10 System File Manager toolbar uses the tutorial

Windows 10 Technology Preview. Microsoft has added the “Share” button in the File Explorer toolbar sharing (the first in the title map). Black share button). The following small series tells you how to use the Win10 system share button. As long as you select the appropriate file in the file manager, click the "share” button to open the shared Charm on the right. For example, if you select an image file, click Share to send it as an email attachment, or share it to Facebook or Twitter (provided you install these apps). Microsoft said that this feature is still in its early stages and needs to be improved. If you are a developer, you can pay attention to the development of Share Contract. At present, the function of Win10 relies heavily on shared Charm, and Microsoft said it will continue to improve the Charm interface. Also, clicking twice from the toolbar to share is a bit more than that.