Establishing a video conference during a phone call

A first electronic device, comprising:

• a display;
• one or more input devices;
• one or more processors;
• and
• memory storing one or more programs configured to be executed by the one or more processors, the one or more programs including instructions for:
• during a video conference with a second electronic device:
• displaying, via the display, a video conference user interface that includes a representation of video content;
• detecting, via the one or more input devices, a user input that selects a region of interest within the representation of video content;
• and
• in response to detecting the user input, performing an operation that uses the selected region of interest to modify the video content.

A non-transitory computer-readable storage medium storing one or more programs configured to be executed by one or more processors of a first electronic device that includes a display and one or more input devices, the one or more programs including instructions for:

• during a video conference with a second electronic device:
• displaying, via the display, a video conference user interface that includes a representation of video content;
• detecting, via the one or more input devices, a user input that selects a region of interest within the representation of video content;
• and
• in response to detecting the user input, performing an operation that uses the selected region of interest to modify the video content.

A method, comprising:

• at a first electronic device that includes a display and one or more input devices:
• during a video conference with a second electronic device:
• displaying, via the display, a video conference user interface that includes a representation of video content;
• detecting, via the one or more input devices, a user input that selects a region of interest within the representation of video content;
• and
• in response to detecting the user input, performing an operation that uses the selected region of interest to modify the video content.