Yealink SIP-T48S User Manual page 52

User Guide for the SIP-T48S IP Phone
To upload the custom picture via web user interface:
Click on Settings->Preference.
1.
In the Upload Wallpaper(800*480) field, click Browse to locate the desired picture from
2.
your local system.
Click Upload to upload the file.
3.
The custom picture appears in the pull-down list of Wallpaper and Wallpaper with
DSSkey unfold.
You can only delete the custom wallpaper by clicking Del when selecting the desired custom
wallpaper in the Wallpaper or Wallpaper with DSSkey unfold field.
Note
The SIP-T48S IP phone screen size is 800*480 pixels. If the size of the custom wallpaper doesn't
meet the IP phone screen size, the wallpaper will be stretched or/and zoomed out according to
the IP phone screen size.
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