This feature can be disabled or enabled from SettingsBehaviorEnable opening shared links

When sharing links from other apps to MAFA this dialog will open.

Here you can optionally edit the received URL before selecting the action.

Because MPD has different commands for adding audio and playlist URLs, you can provide a hint by checking the Playlist checkbox.

Click this button to edit the received URL text.
When a shared URL is received, it is stripped from extraneous text.
Click this button to revert to original shared text.
Click this button to strip extraneous text from received URL text.