What Permission need SSH?

Question

linux

Hello!
Installed on Ubuntu ssh server via OpenSSH. Everything works with the password, but there are problems with the keys. By the key specified in authorized_keys - not included, and when trying to add a key via ssh-copy-id, an error pops up

Permission denied

Here is the config

What permissions does the SSH server need?! What to do and how to solve the problem?!

Answer 1

Show the output ls -la /home/administratorexecuted on the server.

Answer 2

permissions to create or modify the authorized_keys file, I guess.
check the permissions on the ~/.ssh directory and on the ~/.ssh/authorized_keys file.

Answer 3

"cannot create .ssh/authorized_keys" says ssh can't create file ~/.ssh/authorized_keys
look into why