LG G7100 User Manual page 26

The menu displayed on the handset screen during a call is different
to the default main menu reached from the idle screen, and the
options are described here.
When a call is made or answered, press the S [Send] to place it on
hold. When a call is held, press the S [Send] to make it active.
You can get a dial number from phonebook to make a second call.
Press > [Names] then select
. To save the dial number into
phonebook during call, press > [Names] then select
.
To switch between two calls, select < [Options], then select
or just press S [Send] key.
You can make one of two calls focused by pressing up/down arrow
key. If you want to end one of two calls, make the call you want to
end focused, then press E [End] key when the call you want to end
is focused.
25