Use updates that Amazon marks as bug fixes. Bug fixes are a bigger list of updates, which involve security updates and fixes for a variety of other insignificant bugs. sudo mkdir -p /opt/postal/app sudo wget sudo tar xvf latest.tgz -C /opt/postal/app sudo chown -R postal:postal /opt/postal sudo ln -s /decide/postal/application/bin/postal https://www.hostscheap.com/plesk-install-service