Without further context, this file could be one of the following:
A backup of code, a patch, or a software release. R0715.7z
Because this is a ( .7z ), its contents are unknown without the file itself. Without further context, this file could be one
.7z (7-Zip compressed archive, typically offering high compression ratios). Without further context
Use reputable software like 7-Zip or WinRAR to extract the contents.