If a checksum (MD5/SHA256) was provided where you downloaded the file, verify it using 7-Zip’s built-in CRC tool (Right-click > 7-Zip > CRC-SHA).
It can also refer to application/rls-services+xml used in resource lists. 2. Extracting the Archive RLS - 2_comp.7z
If related to data exchange (like LTFO requirements), it may contain XML schemas or specific folder structures for game submissions. If a checksum (MD5/SHA256) was provided where you
In lossless compression contexts, it might contain raw audio data or algorithmic parameters. 4. Safety and Verification Before opening an unknown .7z file from the internet: Extracting the Archive If related to data exchange
If it is a software patch (like COMOS), the archive might contain an executable (.exe) that was renamed to .7z for easier distribution.
In some archival contexts, "RLS" is used as a shorthand for "Reels" or other game-specific artwork components.