This is government surplus hardware. Drivers may require (Google how to boot into “Disable Driver Signature Enforcement” on Windows 10/11). Also, expect some .inf files that swear they’re for Windows 7 but work perfectly on 10 LTSC.
Most versions of this model use the following hardware, which may help you find individual drivers: Govt Laptop Hcl Ltc Model 02101 Driver Download
I’ve framed it as a —because tracking down drivers for older government-issue hardware (like the HCL LTC 02101) often feels like solving a puzzle. This is government surplus hardware