Permission denied error when trying to remove Matlab on Ubuntu computer

Hi, I tried to remove Matlab on Ubuntu 18.04 computer using [root@localhost ~] rm -rf /usr/local/MATLAB/R2021b command but all I get is an error saying permission denied. What is the way around this?

Answer 1

[Walter Roberson]

DId you try

sudo rm -rf /usr/local/MATLAB/R2021b

[Sandy]

sudo worked! Thank you!

[Rezim]

Thanks..!