How to Change File Owner on Lubuntu Linux Guide

Setting Up Ownership

2. 2. About Ownership

   Who Can Change File’s Permissions?
   First, the root User may be the Default one in Lubuntu.
   So to Check What User you are on:

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   whoami

   Again, check What’s your User’s Primary Group Name:

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   id -gn

   • You Can Freely Change Permissions over Files/Directories Your User’s Hold.
   • But you need Admin Super User Powers to Change Permissions on Entities he Do Not Hold!

3. 3. Setting Up Ownership

   How to Set/Change the Ownership?.

   • To Set/Change Ownership Over a Single File/Directory:

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     sudo chown [myUser]:[myGroup] [myEntity]

     Where [myUser] is your’s user Name & [myGroup] is your’s user Primary Group.

     How to Look Up Username & Group on Terminal

     Here Find Username & Group

     How to Find Username and Primary Group on Command Line

     For Instance:

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     mkdir -p $HOME/hello/world

     Now to Give the ‘world’ Directory to the ‘root’ User do:

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     sudo chown root:root $HOME/hello/world

     Checking Ownership:

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     ls -l $HOME/hello

   • To Set/Change Permissions Recursively Over a Directory and it’s Content (Subdirectories and Files):

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     sudo chown -R [myUser]:[myGroup] [myEntity]

     For Instance:

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     sudo touch $HOME/hello/world/happy

     Checking Ownership:

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     ls -l $HOME/hello && ls -l $HOME/hello/world

     Now to Get Back the ‘world’ Directory with the ‘happy’ File:)

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     sudo chown -R [myUser]:[myGroup] $HOME/hello/world

     Check again Ownership like Above…