If you are using AnyDesk for private, non-commercial purposes (e.g., helping a relative with their computer), you do not need a license key.
If you need to use AnyDesk 7.0.14 legally, options: anydesk 7.0.14 free license key
: To enable this, you must set a permanent password in the security settings on the remote computer. If you are using AnyDesk for private, non-commercial