Choose and enter the 20-digit serial number string in the required format (e.g., 1STTTTMMMMCCSSSSSSSS ). Download and Compatibility
Disable and set the startup mode to Legacy Only or Legacy Support , as the maintenance utility does not support UEFI-only mode. Execute Maintenance : i7tm38us 1.90 version.exe download
The utility allows users to write the following data directly to the system's EEPROM: Choose and enter the 20-digit serial number string
: Run the downloaded i7tm38us.exe to extract its contents, typically to C:\DRIVERS\Maintenance Diskette\i7tm38us\ . Create a Bootable Drive : i7tm38us 1.90 version.exe download