Sony WALKMAN NWZ-E435F Operation Manual page 84



Common Settings
To cancel the operation
Select "No" in step
cancel the operation by pressing the BACK/HOME button in step
Notes
 Do not format the built-in flash memory using software or Windows Explorer.
appears instead of

(available only in U.S.A.). To restore
player (  page 83).
  and press the  button to confirm. You can also
or
(Clock Display) if the player accesses certain online services
(Clock Display), format the memory of the
 
or .