Samsung Galaxy Z Fold4 Notes On Usage page 11

Do not subject the product to strong
forces, impacts or vibration such as
being dropped, being stepped on, or
Don't
being thrown, etc.
May cause fire, burns, injuries or electric
shocks, etc.
Do not allow conductive foreign objects
(metal pieces, pencil lead, etc.) to come
into contact with the charging jack or
Don't
external connection terminals, and do
not allow dust to get inside the product.
May cause fire, burns, injuries or electric
shocks, etc.
Do not cover or wrap the product with
bedding, etc. while using or charging
the product.
Don't
May cause fire or burns, etc.
Do not stick metallic items (such as
stickers that contain metal) on the
wireless charger (sold separately) or
Don't
the product.
May cause fire, burns or injuries, etc.
Do not place metallic items (such as
straps and clips that contain metal)
between the wireless charger (sold
Don't
separately) and the product.
May cause fire, burns or injuries, etc.
Warning
Notes on Usage
9