– Try recreating the TAR first, ensuring you used "Store" compression. Any compression breaks ISO compatibility.
| Setting | Value / Selection | |---------|-------------------| | | Choose location and name (e.g., MyDisc.iso ) | | Archive format | tar (Yes, not ISO directly) | | Compression level | Store (no compression) | | Options | Check "Create SFX archive" ? No (leave unchecked) | make iso with 7zip
7z a -ttar myfiles.tar * 7z a -tiso mydisc.iso myfiles.tar | Feature | Supported? | |---------|-------------| | Standard data ISO (files/folders) | ✅ Yes | | UDF file system (for DVD video, large files >4GB) | ⚠️ Only basic ISO9660 | | Bootable ISO (Windows/Linux installers) | ❌ No | | Multi-session discs | ❌ No | | Preserve file permissions (Unix) | ❌ No | | ISO with Rock Ridge / Joliet extensions | ✅ Basic Joliet only | – Try recreating the TAR first, ensuring you
Or, simpler two-step command-line: