The easiest way to install Rasterio in Windows is to build it from binaries. (see the official instruction for further details)
Please download correct versions of
GDAL, and use
pip to install them.
For example, if you want to run GRID in 64-bit Windows 10 using Python 3.9,
.whl names and the commands should be:
python -m pip install GDAL-3.4.3-cp39-cp39-win_amd64.whl python -m pip install rasterio-1.2.10-cp39-cp39-win_amd64.whl
Highly recommended install GRID in Conda environment
python -m pip install photo_grid
GRID in your terminal.
python -m grid