Install the AUR package.
A MySQL database and user are required, to complete the configuration file at
In the same configuration file, set
YOURLS_SITE to either your short domain
https://domain.tld or a subfolder
http://domain.tld/sub, but always without the trailing
Set a random cookie key, for example using
pwgen 50 1 and a user/password combo for the admin user. You can write the hash or the plain-text, but in the latter case, the web server needs
rw permissions to be able to hash it.