LG G5300 User Manual page 196

In call Menu
Additional Functions
2-3 Putting the Multiparty Call on Hold
To put a multiparty call on hold, select the [Options] key then
Multiparty/Hold all.
2-4 De-activate the Multiparty Call on Hold
To de-activate a multiparty call on hold, select the [Options] key then
Multiparty/Join all.
2-5 Adding Calls to the Multiparty Call
To join an active call to the held multiparty call, select the [Options]
key then Multiparty/Join all.
2-6 Displaying Callers in a Multiparty Call
To scroll through the numbers of the callers who make up a
multiparty call on the handset screen, press U and D keys.
2-7 Putting a Member of a Multiparty Call on Hold
To place one selected caller (whose number is currently displayed
on-screen) of a multiparty call on hold, select the [Options] key then
Multiparty/Exclude.
2-8 A Private Call in a Multiparty Call
To have a private call with one caller of a multiparty call, display the
number of the caller you wish to talk to on the screen, then select the
[Options] key and Multiparty/Private to put all the other callers on
hold.
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