Samsung UN55ES8000G E-Manual page 763

16. The maximum number of windows
that can open at the same time may
vary depending on the browsing
conditions or the TV model.
17. The web browsing speed depends on
the network conditions.
18. PIP will automatically be deactivated
if a video is played in the browser.
Videos may not continue playback
after PIP interruption and you need
to refresh the page.