Newer versions of software can sometimes introduce changes that are not compatible with older operating systems or hardware configurations. For users stuck with older systems, an older version of uTorrent might be the only viable option.
Older software versions may not have the latest security patches, making them vulnerable to exploits. utorrent older version
The primary reason users hunt down "uTorrent old versions" is to escape the feature-creep and monetization of the modern client. Newer versions of software can sometimes introduce changes