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.
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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