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Use Chmod Calculator
Chmod Calculator
Calculate Unix/Linux file permissions visually. Click checkboxes or enter an octal number.
Owner (u)
Group (g)
Others (o)
Octal Input
Symbolic
rw-r--r--
uuugggooo
$ chmod 644 filename.txt
Common Presets
Octal Reference
0
---
1
--x
2
-w-
3
-wx
4
r--
5
r-x
6
rw-
7
rwx
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