Greetings!
I do not know how to upgrade from Zabbix 4.0.1 to Zabbix 4.0.2 What I'm trying to do:
rm -Rf /etc/apt/sources.list.d/zabbix.list
wget https://repo.zabbix.com/zabbix/4.0/debian/pool/main/z/zabbix-release/zabbix-release_4.0-2+stretch_all.deb
dpkg -i zabbix-release_4.0-2+stretch_all.deb
apt-get update
apt-get install --only-upgrade zabbix-server-mysql zabbix-frontend-php zabbix-agent
It says that there is no new version. And I'm still on 4.0.1. Any guess why?