LG Stylo 2 Plus LG-K550 - Manual (Page 18)

Features you will love 17
QSlide
From any screen, use the Notification panel to easily access and use the
Calendar, Calculator, and more with QSlide.
Using QSlide
1 While using applications that support QSlide, tap > QSlide. The
function is displayed as a small window on your screen.
2 Using the following options.
Tap to expand the window to full window size.
Tap to adjust the window's transparency.
Tap to close the QSlide window.
Drag to adjust the size of the QSlide window.
3 You can use and tap the screen under the QSlide windows when the
transparency bar is not full
.
NOTE
Ţ QSlide can support up to two windows at the same time.