Ensure you are using the latest version of 7-Zip from the official website, 7-zip.org. 3. Proper Handling of Split Files (.7z) If the file in question is a multi-part archive:
Ensure .7z.001, .7z.002, etc., are in the same directory.
The compression algorithm (especially LZMA) can consume high levels of RAM, leading to unresponsive behavior.
Temporarily disable or whitelist the 7-Zip executable from your antivirus software to prevent scan conflicts.