Cobra Forum

Applicable to:

• Plesk for Linux

Question

• How can I switch the MPM mode for the Apache web server in Plesk?
• Am I able to switch the used MPM mode for Apache in Plesk?

Answer

Via Plesk UI

ou can switch the MPM (Multi-Processing Module) mode in Plesk by following these steps:

1. Log into Plesk

2. Go to Tools & Settings > Apache Web Server

3. Select the desired MPM mode from the ones available in the dropdown

(https://pix.cobrasoft.org/images/2025/08/23/mceclip0-3.png)

4. Scroll down and press Apply

Via CLI

1.Connect to the server via SSH

2.Run the following command with either prefork or event:

#plesk bin optimization_settings --set-mpm prefork


Additional Information

• What are the differences between MPM Event and MPM Prefork in Plesk?
• optimization_settings: Apache Modules Management