Fast Check V 0.39 [ FREE 2026 ]
| Code | Meaning | |------|---------| | 0 | All files OK | | 1 | At least one mismatch | | 2 | Missing file | | 3 | Cannot read/sig file error |
| Issue | Likely fix |
|-------|-------------|
| 'fastcheck' not recognized | Add to PATH or use .\fastcheck.exe |
| Wrong hash format | Use -alg to match original creation |
| Very slow | Exclude temp/cache folders with -exclude *.tmp (if supported) | fast check v 0.39
| Command | Purpose |
|---------|---------|
| create | Generate checksum file for given files/folder |
| check | Verify existing checksum file |
| update | Refresh checksum file (new/modified files) |
| diff | Show differences between two checksum files | | Code | Meaning | |------|---------| | 0