Altmx1.7z Instant

: This often refers to ALT Linux , a Russian Linux distribution that maintains its own repository of packages, including specific builds for 7-zip and p7zip .

To "look at" or inspect what is inside this archive without extracting everything, you can use these methods:

: In 7-Zip command-line usage, -mx specifies the compression level . -mx1 stands for Fastest compression (low ratio but high speed), whereas -mx9 would represent "Ultra" or maximum compression. How to View the Contents

: This indicates the file uses the 7z format , which is known for its high compression ratio and support for strong AES-256 encryption . It typically uses the LZMA or LZMA2 compression algorithms.