LG G6 H872 - Manual (Page 23)

Custom-designed Features 22
Multi-tasking feature
Multi-Window
You can use two apps at the same time by separating the screen into
multiple windows.
While using an app, touch and hold from the Home touch buttons,
then select an app from the recently-used apps list.
• You can use two apps at the same time.
• To stop the Multi-Window feature, touch and hold .
• The Multi-Window feature is not supported by some apps, including
downloaded apps.