Ddgtmptatgb.7z.001

: Identifies this as the first part of a split set. For the archive to be valid, you usually need the subsequent parts (e.g., .002 , .003 ) in the same folder. Analyzing the Name: DDGTMPTATGB

While "DDGTMPTATGB" appears to be an encrypted or randomly generated string, it likely serves as a for a specific data dump or digital asset. How to Extract .7z.001 files - Microsoft Q&A DDGTMPTATGB.7z.001

: Refers to the 7z format , which uses high-ratio compression (LZMA/LZMA2). : Identifies this as the first part of a split set