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OSGeo4W_as-installed.zip

this is a compressed file containing a c:\OSGeo4W folder
which is a windows 10 install of OSGeo4W and QGIS
this is provided here for debugging pourposes

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32-bit.zip
this is a compressed file containing a offline installer of  OSGeo4W packages related primarily to QGIS
download the .zip, uncompress it, and run..

./CDFW-Staff_double-click-this-file-to-install-QGIS.bat