If you are looking for this specific subtitle file or need help using it, here is what that filename tells us:
This indicates the subtitles are timed for a Blu-ray rip encoded with the XviD codec. Common next steps: subtitle Monster.Hunter.2020.SLOSubs.BRRip.XviD...
The fantasy/action movie starring Milla Jovovich. SLOSubs: These are Slovenian (Slovenski) subtitles. If you are looking for this specific subtitle
It looks like you've provided a filename for a subtitle file for the movie, specifically a BRRip XviD version with Slovenian subtitles (SLOSubs). subtitle Monster.Hunter.2020.SLOSubs.BRRip.XviD...