Not able to move/delete files from HDD

Open your terminal and can you run a ls -l /<your location> which will give a list with user information that would look something like below.

-rw-r--r-- 1 root root    7224 Jan 13 20:31  apache2.conf.backup
-rw-r--r-- 1 root root 1865743 Mar  4  2021 'PostfixAdmin 3.3.8.tar.gz'

Also, please use code tags ``` (three at start three at the end) to highlight your outputs it’s hard to read.