Summary: i7tm38us.exe is a Lenovo-distributed installer/archive for ThinkPad Maintenance Diskette (version 1.90), a DOS-based utility used to write machine type, serial number, UUID and related DMI/SVP data to ThinkPad motherboards (commonly after board swaps or MEC programming). Below is a concise, sourced timeline and usage/compatibility notes gathered from community threads and how‑to guides.
Boot from the USB drive (tap during startup to select the boot device). Select "Set system identification" from the main menu.
Once you flash your BIOS to 1.90, you can never truly turn the computer off. It stays in a low-power state, waiting, watching the cursor blink, counting the seconds until you return to finish the story Elias started a decade ago. technical installation steps for this BIOS update, or do you want to explore more of the urban legends surrounding "haunted" hardware?