Ignoring the original Windows XP software, there are other alternatives now.
Gordon (notaping) has a new Windows version that runs under Windows 10/11
Links here:
x64 - https://1drv.ms/u/c/a9431c54c5533ce5/QeU8U8VUHEMggKn3CwAAAAAAa5Wf1vQyHr5QAA
x86 - https://1drv.ms/u/c/a9431c54c5533ce5/QeU8U8VUHEMggKn4CwAAAAAARiviMmEPbsmzNQ
PH Details: https://www.pistonheads.com/gassing/topic.asp?h=0&f=6&t=2018035&i=0
Also RS-AJP, an android version. I find this handy to have on my phone if I'm abroad and need to reset adaptives if I can only get unleaded, or if I have a problem.
RS-AJP: ECU Diagnostic Software for TVR models with either an AJP8 or AJP6 engine.
Link for Android version: https://drive.google.com/file/d/1jS6-Emz0mUd9x0jfsOu8hPCDDP-vNZHx/view?usp=drivesdk
PH thread: https://www.pistonheads.com/gassing/topic.asp?h=0&f=6&t=1473025