Unable to extract RAR file via Plesk file manager: to extract RAR archives install UnRAR

Sergey Senko

Updated May 15, 2025 09:29

DoNotDelete:docref kb: technical

Symptoms

An attempt to extract a compressed file with the RAR extension fails with the following error message:

PLESK_ERROR: Unable to extract /httpdocs/File.rar: To extract RAR archives, install UnRAR.

UnRAR is not installed in the system.

Click on a section to expand

Ubuntu/Debian

Connect to the server via SSH
Install UnRAR with the following command:

# apt install -y unrar
Reload package cache:

# plesk sbin packagemng -sdf
Log in to Plesk GUI > Domains > example.com > File Manager > Click on the RAR file to extract its content

CentOS/CloudLinux/RHEL

Note: Extracting archives using unar is possible starting from Obsidian 18.0.34.

Connect to the server via SSH
Add EPEL repository:

# yum install -y epel-release
Install Unar with the following command:

# yum install -y unar
Reload package cache:

# plesk sbin packagemng -sdf
Log in to Plesk GUI > Domains > example.com > File Manager > Click on the RAR file to extract its content