How can I change the read-only mode of a Linux directory?

You can use the chmod command to change the read-only mode in a Linux folder. Here is the method to change the folder to read-only mode.

1. Open the terminal.
2. Navigate to the directory where the folder you want to change permissions for is located using the cd command.
3. Give read-only permission to the folder named 文件夹名 and all its contents.
4. List all files in long format
5. redacted
6. Change the permissions of the folder to 755 recursively.