Lenovo Laptop Serial Number Update for more than 7 digit Serial Number

Step 1: Boot the System with Serial number Update Bootable USB Drive.

 

 

 

Step 2: In the Main Menu Select "Set System Identification".

 

 

Step 3: Select "Add S/N data to EEPROM"( i.e. Option 1).

 

 

Step 4: Insted of Entering  " 20" , Enter " C0 " (Will not Appear in the Screen)

 

    

 

Step 5 :  When updating the System unit Serial number.The Information must be Entered in the following Syntax 

                  (All Alphabetic characters need to be entered as CAPITALS).

 

            Example : 1S20ASA04DINR900R3 Where "1S" Precedes Type Number,Model,Country Code,Serial number. The total no of characters is 20. 

 

                Machine Type     : 4 Digit

                Model Type         : 4 Digit

                Country Code      : 2 digits

                Serial Number     : 8 digits

 

 

 

Step 6: After Updation Successful select #9 to exit to Main Menu

Step 7: Choose Option 4 to Set UUID

Step 8: Press Enter to Exit the UUID and Pess F3 to Exit and Reoot the Thinkpad