Bvv-15_r.7z.7z.001

: Because of the double .7z.7z naming, the first extraction may produce another single .7z file. You will then need to extract that second file to finally see the original contents.

: The .001 extension means this is only the first part of a larger file that has been split to make it easier to upload or share. BVV-15_R.7z.7z.001

: Ensure every numbered part of the archive is downloaded to the same directory. : Because of the double