Release Notes for Zabbix 4.0.36rc1

Zabbix Team is pleased to announce the availability of Zabbix 4.0.36rc1.

Zabbix is an enterprise-class open source distributed monitoring solution. Zabbix is released under the GPL, thus it is free of charge for both commercial and non-commercial use. A complete text of the license is available at

This document contains the release notes for Zabbix 4.0.36rc1. Download it from here.

The following sections describe the release in details and provide late-breaking or other information that supplements its main documentation.

Bug Fixes

ZBX-19926 Fixed Zabbix agent crashing when reading event log on Windows Server 2022 Agent
ZBX-20032 Fixed server crash when restarting monitored vmware vc Proxy Server
ZBX-19872 Removed redundant escaping in XML data of HTTP agent POST request Server

Installation and Upgrade Notes


See Zabbix指导手册。 for full details.


See 升级指南 for upgrade options and instructions. For version specific upgrade notes, see Upgrade notes for 4.0.36.

Commercial support

Zabbix Company provides a full range of Professional Services. We also provide trouble-free 升级服务 for easy migration from earlier versions of Zabbix. Please 联系我们 for pricing and more details.


Zabbix 4.0 Manual