What directory is factorio.exe in?
C:\Program Files\Factorio\bin\x64 for an example.

I thought the same thing.
Anyway. Go to the Factorio download page. log in. Download the windows ZIP.

Unzip the download of the game to C:\Program Files\Factorio
Copy your mods to: C:\Program Files\Factorio\mods

Make a copy of blueprint-storage.dat and rename it blueprint-storage-2.dat
Take those ...

I fixed it all

Unzip the download of the game to C:\Program Files\Factorio
Copy your mods to: C:\Program Files\Factorio\mods

Make a copy of blueprint-storage.dat and rename it blueprint-storage-2.dat
Take those two files and the blueprint-storage-version-1.1-backup.dat file and place all three in ...

C:\Program Files\factorio\bin\x64>start /wait factorio.exe --start-server mysave.zip
0.003 2024-10-21 15:59:18; Factorio 2.0.7 (build 79385, win64, full)
0.003 Operating system: Windows 10 (version 1607)
0.004 Program arguments: "factorio.exe" "--start-server" "mysave.zip"
0.004 Config path: C ...

Downloaded the .zip install 2.0.8
Unzipped it to C:\Program Files\Factorio\
run start.bat and the server console windows starts as usual.
get this:

3.848 Blueprint storage "blueprint-storage-2.dat" was not found, trying to load previous version storage "blueprint-storage.dat"

headless sever ...