Configure system to allow installation of armhf (32-bit) packages
sudo dpkg --add-architecture armhf
sudo apt-get update
Change [arch=arm64] to [arch=arm64,armhf] in all locations
sudo vi /etc/apt/sources.list.d/multistrap-debian.list
Install the cross compatibility libraries
sudo apt-get install libc6-armhf-cross libstdc++6-armhf-cross patchelf
Link the interpreters to the expected locations
sudo ln -s /usr/arm-linux-gnueabihf/lib/ld-linux-armhf.so.3 /lib/ld-linux-armhf.so.3
sudo ln -s /usr/arm-linux-gnueabihf/lib/ /lib/arm-linux-gnueabihf
Get the lastest version of the armhf (32-bit) package (labelled as Raspbian)
wget https://www.expressvpn.works/clients/linux/expressvpn_3.20.0.5-1_armhf.deb
sudo dpkg -i expressvpn_3.20.0.5-1_armhf.deb
Patch the binaries to point to the armhf (32-bit) interpreter
sudo patchelf --set-interpreter /lib/ld-linux-armhf.so.3 /usr/bin/expressvpn
sudo patchelf --set-interpreter /lib/ld-linux-armhf.so.3 /usr/bin/expressvpn-browser-helper
Start and activate the service
sudo service expressvpn restart
expressvpn activate