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chmod Calculator
Build Unix file permission modes visually or from an octal value.
Runs entirely in your browser — no data is sent to any server.
| Read | Write | Execute | Octal | |
|---|---|---|---|---|
| Owner | 6 | |||
| Group | 4 | |||
| Others | 4 |
Octal
644Symbolic
rw-r--r--chmod command
chmod 644 <file>