how to change permissions in linux for all files in a folder code example

Example 1: change the permissions of a folder in linux

sudo chmod -R 757 <file>

Example 2: how to change permissions on a file in linux

sudo chmod -R ugo+rwx /file/path

Example 3: how to change permission of a folder linux

chmod 777 foldername 
#will give read, write, and execute permissions for everyone.