A method, comprising: at an electronic device with one or more processors and a display: displaying (718, 720, 722) a first user interface prompting a user to authorize a relationship with a peripheral display unit, the first user interface including a plurality of options comprising: a first option corresponding to authorizing a wireless relationship between the electronic device and the peripheral display unit, and a second option corresponding to authorizing a wired relationship between the electronic device and the peripheral display unit; receiving a selection of an option of the plurality of options, corresponding to a request, from the user to authorize a relationship, corresponding to the selected option, that corresponds to a connection between the electronic device and the peripheral display unit, wherein the connection is a connection over a first data connection with the peripheral display unit; in response to receiving the selection of an option of the plurality of options corresponding to the request to authorize a relationship, establishing the relationship with the peripheral display unit, wherein establishing the relationship includes receiving authentication information from the peripheral display unit via a second data connection that is different from a first data connection; and while the connection between the electronic device and the peripheral display unit over the first data connection is not active: detecting that the peripheral display unit is available for establishment of the connection; and in response to detecting that the peripheral display unit is available for establishment of a connection, establishing the connection, corresponding to the relationship, between the electronic device and the peripheral display unit, and wherein establishing the connection between the electronic device and the peripheral display unit comprises providing the authentication information to the peripheral display unit to establish the connection. displaying (718, 720, 722) a first user interface prompting a user to authorize a relationship with a peripheral display unit, the first user interface including a plurality of options comprising: a first option corresponding to authorizing a wireless relationship between the electronic device and the peripheral display unit, and a second option corresponding to authorizing a wired relationship between the electronic device and the peripheral display unit; a first option corresponding to authorizing a wireless relationship between the electronic device and the peripheral display unit, and a second option corresponding to authorizing a wired relationship between the electronic device and the peripheral display unit; receiving a selection of an option of the plurality of options, corresponding to a request, from the user to authorize a relationship, corresponding to the selected option, that corresponds to a connection between the electronic device and the peripheral display unit, wherein the connection is a connection over a first data connection with the peripheral display unit; in response to receiving the selection of an option of the plurality of options corresponding to the request to authorize a relationship, establishing the relationship with the peripheral display unit, wherein establishing the relationship includes receiving authentication information from the peripheral display unit via a second data connection that is different from a first data connection; and while the connection between the electronic device and the peripheral display unit over the first data connection is not active: detecting that the peripheral display unit is available for establishment of the connection; and in response to detecting that the peripheral display unit is available for establishment of a connection, establishing the connection, corresponding to the relationship, between the electronic device and the peripheral display unit, and wherein establishing the connection between the electronic device and the peripheral display unit comprises providing the authentication information to the peripheral display unit to establish the connection. detecting that the peripheral display unit is available for establishment of the connection; and in response to detecting that the peripheral display unit is available for establishment of a connection, establishing the connection, corresponding to the relationship, between the electronic device and the peripheral display unit, and wherein establishing the connection between the electronic device and the peripheral display unit comprises providing the authentication information to the peripheral display unit to establish the connection.