.7z.012 — 7-Zip Split Archive Part
Igor Pavlov (7-Zip) · 2000
.7z.012 is a segment of a split 7-Zip archive, requiring all sequential parts to be present for decompression.
Key Features
- Part of a larger, split archive.
- Utilizes 7-Zip's robust compression algorithms.
- Requires all sequential parts for extraction.
- Ideal for large files exceeding single file limits.
Best For
- Breaking down extremely large archives.
- Ensuring compatibility with file transfer limits.
- Organizing large data sets across multiple storage devices.
Less Ideal For
- Single, small files.
- Archiving sensitive data without encryption.
- When only a few parts are available.
- Quick, simple sharing of moderate-sized files.
Common Use Cases
- Distributing very large files across multiple emails.
- Storing large datasets on removable media with size limitations.
- Sharing large software installers or media collections.
How to Open It
- Ensure all parts of the split archive (.7z.001, .7z.002, etc., up to .7z.012 and any subsequent parts) are in the same folder.
- Install 7-Zip (Windows) or compatible software like Keka (macOS) or p7zip (Linux).
- Open the first file in the sequence (e.g., file.7z.001) using your decompression software.
- The software will automatically locate and use the other parts to extract the complete archive.
What is a .7z.012 file?
This file extension represents a part of a larger archive that has been split into multiple smaller files, typically for easier transfer or storage. The .7z.012 file is the 12th sequential part of a multi-volume archive created by the 7-Zip compression program. To access the contents, all parts of the archive must be present in the same directory and opened with a compatible decompression utility, usually starting with the first part (e.g., .7z.001).
Programs That Open .7z.012 Files
| Platform | Program | ||
|---|---|---|---|
| Windows | 7-Zip | Free | Official |
| macOS | Keka | Paid | |
| The Unarchiver | Free | ||
| Linux | p7zip | Free | |
| Android | 7Zipper | Free | |
| iOS | iZip | Free |
Common Problems with .7z.012 Files
Frequently Asked Questions
No, a .7z.012 file is a segment of a larger archive. You must have all sequential parts (e.g., .7z.001, .7z.002, ... up to .7z.012 and beyond) and open the first file (.7z.001) with compatible software.
The maximum file size is technically very large, determined by the operating system's limits. Splitting is primarily done for convenience and transferability, not due to inherent size limitations of the 7z format itself.
Technical Details
This file is not a standalone archive but a continuation of a multi-volume archive. It uses the LZMA2 compression algorithm (or others supported by 7-Zip) and is part of a set named sequentially (e.g., archive.7z.001, archive.7z.002, ..., archive.7z.012). The utility needs to read these files in order to reconstruct the original data.