Dell UltraSharp 49 U4924DW 49" WQHD Ultrawide Curved Monitor - Manual (Page 39)

Setting up the monitor
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8. Detach the stickers from the four corners of the lower cushion, and remove
the lower cushion from the monitor.
9. Remove the cover from the monitor.
CAUTION: Do not press on the panel screen when lifting or moving the
monitor.
Organizing your cables
After attaching all necessary cables to your monitor and computer, (See
Connecting your monitor for cable attachment) organize all cables as shown
above.