The Linux GlobalProtect agent can be downloaded from TERPware

The Windows ARM GlobalProtect agent can be downloaded from TERPware

GlobalProtect Portal

Download Windows 32 bit GlobalProtect agent

Download Windows 64 bit GlobalProtect agent

Download Mac 32/64 bit GlobalProtect agent

Windows 32 bit OS needs to download and install Windows 32 bit GlobalProtect agent.
Windows 64 bit OS needs to download and install Windows 64 bit GlobalProtect agent.
Mac OS needs to download and install Mac 32/64 bit GlobalProtect agent.