When you save a file to the cloud, it means your file stored

on an Internet-connected, remote computer, rather than your own device. Some examples of cloud-based software include Dropbox and Google Drive. One major benefit of the cloud is that you can access all of your data (for example, your photographs, music, schoolwork, or other important files) safely and securely on any device that has the ability to access it. For example, if you are working on an assignment at school but run out of time, you can save your work and access it anywhere else you can access the cloud, such as your home or library.

No, the only way you can mute the notifications is to disable notification sounds in the settings, the settings of your phone of