Step 1: Download FExplorer/X-plore in the Downloads section and install it, if it's not already
installed. Step 2: Open FExplorer/X-plore Step 3: Go
to drive C:
Step 4:
Select the downloaded image-
operator logo
Click options > file > set as
operator logo (scroll down) Your phone will be restarted and
then your operator logo will be
visible.
Other way is to use Operator Logo Manager (a symbian app)