This signifies Full HD resolution (1920 x 1080 pixels), providing high clarity suitable for large screens.
If you are looking at this specific file version, here is what the naming convention indicates: subtitle Leave.No.Traces.2021.1080p.BluRay
The communist regime, fearing public outcry during a time of martial law, launches a massive state-sponsored cover-up. They use intimidation, surveillance, and propaganda to silence Jurek and Grzegorz’s mother, the poet Barbara Sadowska . Technical File Details This signifies Full HD resolution (1920 x 1080
The year the film was released. Note that this is distinct from the 2018 American film Leave No Trace starring Ben Foster. subtitle Leave.No.Traces.2021.1080p.BluRay