Files with nsfw extension are often graphics or video content that is labeled as NSFW.
NSFW file extension - NSFW content
What is nsfw file? How to open nsfw files?
File extension nsfw is sometimes used to label or rename graphics / video content and distinguish it by the NSFW (not safe for work) appendix or straight-up change of the file extension.
Often used for content on social networks. Renaming the extension back to the original restores the file's default associations.
Updated: February 22, 2024