How can i use the terminal

i have a terminal on my aapanel but I don't know how to use it.

How can I activate it?

Hello, can you log in with the correct user and password?
Try resetting the root password?

Security -> SSH -> Basic Setup -> Root password

mergehez Thank you, now i can use the terminal to execute the command

I have a root password for my VPS, but it shows an error even when I enter the password correctly.

How can I fix that

Hello, is it OK to try using the key? Is there a special symbol for the password?

aaPanel_Kern yes now the terminal is working fine.

aaPanel_Kern can use it to install like cryptocurrency trading script?