LnkShortener is working out of the box. Simply share a link via the share function of your browser or any other app with LnkShortener and it will instantaneously display a shortened URL. If you have a workin <a href="https://project.polr.me/">Polr</a> installation enable the API and obtain an API-Key. Open the Settings in LnkShortener and enter the address of your Polr server (e.g. <a href="https://1n.pm)">https://1n.pm)</a> including the protocol (e.g. <code>https://</code>). Afterwards copy and paste the API-Key to the next field and you're ready to go with your own domain. The App initially running with the <a href="https://1n.pm">1n.pm URL shortening service</a>. You can <a href="https://1n.pm/signup">register an account</a> for free and keep track of your links and use the analytics functionalities of Polr.