Disable Windows Defender or your third-party antivirus (Avast, AVG, etc.) temporarily and try extracting again. 2. Check for "Read-Only" Folders
| Cause | Explanation | |-------|-------------| | | The file is actually a ZIP, RAR, 7z, or another format, but was renamed to .arc . | | Partial / incomplete download | The archive was not fully downloaded or copied. | | Corruption during transfer | FTP or HTTP transfer in ASCII mode instead of binary mode. | | Damaged storage media | Bad sectors on HDD, failing USB drive, or scratched CD/DVD. | | Using incompatible software | Trying to open a SolidArc , ARC (DOS) or LHARC archive with FreeArc. | | Old or mismatched FreeArc version | Archives created with a newer FreeArc version may not be readable by older versions. | | | Partial / incomplete download | The
This comprehensive guide will walk you through exactly what this error means, why it happens, and—most importantly—the step-by-step methods you can use to fix it and salvage your files. | | Using incompatible software | Trying to
file myfile.arc
Large archives oftenIncreasing your virtual memory helps the system handle the load. 'An error occurred while downloading/decompressing.' > FAQ why it happens