The "RN" (rename) command in 7-Zip can take a long time on very large files, sometimes requiring a full rewrite of the archive. When to Use Alternative Formats
If you need to constantly modify, add, or rename files within a large archive, 7z's solid mode can make these operations slow. remannew.7z
For large numbers of files, you can use a list file to rename them in bulk: 7z rn 1.7z @list.txt . The "RN" (rename) command in 7-Zip can take
This feature, which is enabled by default, improves compression by treating all files as a single data stream. This feature, which is enabled by default, improves
7z generally provides better compression than standard ZIP files, making it ideal for saving space and accelerating file transfers.
Disabling "solid mode" when creating an archive makes updates faster, as new files are stored independently rather than re-compressing the entire block.