Linux UMASK Finally Explained! | Default File & Folder Permissions
Linux File Permissions Explained 🔐 | Default Permission of New Files & UMASK in Simple Way
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In this video, we explain default file permissions in Linux and how the file manager assigns permissions to newly created files and directories.
You’ll clearly understand what UMASK is, how it works, and why files get permissions like 644 and directories get 755 by default.
This tutorial is perfect for Linux beginners, system administrators, students, and developers who want a strong foundation in Linux file permission management.
📌 Topics covered:
Default file permissions in Linux
What is UMASK and how it works
File vs directory default permissions
How file manager decides permissions
Practical UMASK examples
Linux permission basics (rwx)
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