1.) Open regedit and goto:
Code:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion
Under this key, create another key OEMInformation.
2.) Now select this new key and in right-side pane, create following String values and set their values as shown below:
Logo - path_of_OEMlogo.bmp_file
Manufacturer - Any_desired_name
Model - Any_desired_name
SupportHours - Any_desired_time_amount_like_24x7
SupportPhone - Any_desired_phone_number
SupportURL - Any_desired_URL
NOTE: OEMlogo.bmp file should be 96x96 in size and can be placed at any location.
3.) Now open System Properties by right-clicking on My Computer icon on desktop and select Properties, u'll see ur desired entries in "System" section and another section will also be created with the same name as u entered in Manufacturer String value. The OEMlogo.bmp file will be shown in right-side of "System" section.