env\Scripts\activate.bat assumes env is a subfolder of the current folder. If you type dir<enter> you should see something like:
Output:
03/03/2022 03:03 PM <DIR> .
03/03/2022 03:03 PM <DIR> ..
02/08/2022 06:25 PM <DIR> env
04/13/2022 01:17 PM <DIR> windows64
If you type dir env <enter> you should see.
Output:
02/08/2022 06:25 PM <DIR> .
02/08/2022 06:25 PM <DIR> ..
02/08/2022 06:25 PM 42 .gitignore
02/08/2022 06:25 PM <DIR> Lib
02/08/2022 06:25 PM 264 pyvenv.cfg
03/07/2022 03:20 PM <DIR> Scripts
And if you type dir env\Scripts you should see
Output:
03/07/2022 03:20 PM <DIR> .
03/07/2022 03:20 PM <DIR> ..
02/08/2022 06:25 PM 2,148 activate
02/08/2022 06:25 PM 1,021 activate.bat
02/08/2022 06:25 PM 3,071 activate.fish
02/08/2022 06:25 PM 1,755 activate.ps1
02/08/2022 06:25 PM 1,162 activate.xsh
02/08/2022 06:25 PM 1,193 activate_this.py
02/08/2022 06:28 PM 106,360 cmake_pprint.exe
02/08/2022 06:25 PM 510 deactivate.bat
02/08/2022 06:25 PM 106,358 pip-3.9.exe
02/08/2022 06:25 PM 106,358 pip.exe
02/08/2022 06:25 PM 106,358 pip3.9.exe
02/08/2022 06:25 PM 106,358 pip3.exe
02/08/2022 06:25 PM 24 pydoc.bat
03/07/2022 01:45 PM 106,362 pyproject-build.exe
02/08/2022 06:25 PM 535,056 python.exe
02/08/2022 06:25 PM 534,544 pythonw.exe
03/07/2022 03:20 PM 106,348 uvicorn.exe
02/08/2022 06:25 PM 106,345 wheel-3.9.exe
02/08/2022 06:25 PM 106,345 wheel.exe
02/08/2022 06:25 PM 106,345 wheel3.9.exe
02/08/2022 06:25 PM 106,345 wheel3.exe