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I7tm38us 1.90 Version.exe Download ((install)) -

Choose from the main menu console list. Choose 1. Add S/N data to EEPROM .

i7tm38us.exe (version 1.90) is the official Lenovo ThinkPad Hardware Maintenance Diskette (HMD)

Navigate to -> Secure Boot and toggle it to Disabled . i7tm38us 1.90 version.exe download

Windows 10, 8.1, or 7

Navigate to your extracted file path: .

The file is a specific build of the ThinkPad Hardware Maintenance Diskette (HMD) , a specialized utility used by technicians to update or restore critical system identification data on Lenovo ThinkPad motherboards. It is primarily used to fix "Invalid" serial numbers or missing UUIDs after a motherboard replacement. Key Details and Purpose

After completing these steps, exit the utility and restart your computer. The BIOS error messages should be gone, and your ThinkPad should boot into Windows as normal. Choose from the main menu console list

Copy the entire contents of the C:\DRIVERS\Maintenance Diskette\i7tm38us\ folder directly onto the root folder of your newly created FreeDOS USB drive.

Improves battery calibration and sleep mode efficiency. i7tm38us

The version 1.90 is the official Lenovo ThinkPad Maintenance Diskette/Key utility. This specialized tool is primarily used by technicians to update or restore critical hardware-level information on a ThinkPad's motherboard, typically following a system board replacement. Key Utility Features

Runs in a lightweight FreeDOS or native DOS environment, making it fast and independent of your primary operating system.