Use a tool like VirusTotal to check the archive before extraction.
The official, open-source tool designed for this format. Keka (macOS) : A popular alternative for Mac users. RLS - 2_comp.7z
Could you clarify the where you encountered this file to provide more specific instructions? COMOS Installation and Setup - Support Use a tool like VirusTotal to check the
Depending on the origin of the file, you may encounter the following: RLS - 2_comp.7z
It can also refer to application/rls-services+xml used in resource lists. 2. Extracting the Archive