Often used in firmware updates or software development builds.
The .7z extension stands for . Unlike standard .zip files, .7z archives use the LZMA algorithm , which allows them to shrink large files into a much smaller footprint—often 30–50% better than standard ZIP compression. Common Uses for Files Like "TBDs" TBDs09v007.7z
Since Windows and macOS do not always support .7z files natively, you will need a third-party tool: Often used in firmware updates or software development
The "v007" indicates this is the seventh version of a specific package. .7z archives use the LZMA algorithm
Below is a blog post draft that explains what this file is, how to handle it safely, and why this format is used. Demystifying TBDs09v007.7z: What You Need to Know