How to create folders in the root folder?

Question

ubuntu

Hello.
I write in the terminal, mkdir dataissues
cannot create directory data: permission denied
How to create?

Answer 1

How to create folders in the root folder using nano?

No way. This is a text editor.
sudo mkdir -p /data/mts

Answer 2

1. read about access rights in file systems for Linux.
2. see permissions for / ls -la /
3. get superuser rights with sudo or su if you still want to create a folder in the root.