Version 3.12 was a major release focused on revamping cache preloading and enhancing CSS optimization.
The file likely contains WP Rocket version 3.12.1.1 , a popular WordPress performance and caching plugin released on September 26, 2022. The "n" in the filename typically signifies a "nulled" version, which is a modified copy distributed outside official channels, often bypassing license requirements. Core Features of WP Rocket 3.12.x
This specific minor update addressed critical maintenance and compatibility issues: