Continue writing the next sentence in this paragraph:

How to make a phone call
Open the " phone " application.
Depending on what brand of operating system your phone uses, most phones will have an application used to make calls. This application will usually resemble an image of a phone or be labelled " phone " and be located on the home screen of your device.
Other or older models of cell phones may have their phone " application " located as a button or key on the phone. Dial the number you want to call.