The basic process is to identify which 32 bit libraries are missing, then install them.
Added:
> >
Installing 32 bit APPX on a minimal install of RHEL based distributions
You'll probably need to install glibc.i686 krb5-libs.i686 zlib.i686 libxml2.i686 pam.i686 libstdc++.i686 libgcc.i686 for RHEL 7, and 8
You'll probably need to install glibc.i686 krb5-libs.i686 zlib.i686 libxml2.i686 pam.i686 libstdc++.i686 libgcc.i686 libxcrypt-compat.i686 for RHEL 9+
Identify the missing libraries
You can use the 'ldd' command on the 'appx' executable to determine which libraries it needs and which ones are missing: