However, out of the box, you may not be able to open them ... image to download them individually. If you downloaded the .zip ...

Have you just downloaded a work PDF and suddenly found the file has the extension of a text file (TXT) or even no extension ...

download and install Inno Setup Extractor from the Google Play Store, use a file browser to locate the .exe file, and open that file with the app. Inno Setup Extractor will then extract the .exe ...