: Change the name from _ghsb(1)mp4 to _ghsb(1).mp4 .

: This is the intended file extension. However, because there is no dot (e.g., .mp4 ), your computer or phone may not recognize it as a video and might treat it as a "generic file." How to Fix and Open It

: This indicates it is a duplicate . Your device or browser likely already had a file with the same name, so it added (1) to avoid overwriting the original.

: If your device asks if you are sure you want to change the extension, select Yes .

To view the content, you simply need to restore the proper file extension: