On the left-hand menu, expand the "Cookies" dropdown and select https://www.deezer.com .
Because these third-party apps are unofficial, they cannot use the standard Deezer login page (for security reasons). Instead, they require the user to manually input their ARL token to bypass the login screen and access the account data. deezer arl token link
The most reliable method is manual extraction using a desktop browser: On the left-hand menu, expand the "Cookies" dropdown
Your token carries the exact permissions of your account subscription. If you have a free account, tools using the token will be limited to free-tier restrictions. High-fidelity audio streaming requires an active Premium ARL token. On the left-hand menu