Long press the desired collection then delete at he upper right. I. pretty sure it deletes the collection and not the songs. I suggest making a test collection to verify.
To edit just click on edit at the top of the selected collection.
To edit just click on edit at the top of the selected collection.
Dell Latitude 13.5" 2-in-1 Ubuntu/Win 11
Samsung Note Pro SM-P900 12.2 Android 5.0.2
Samsung S7+, Android 12
Samsung Note Pro SM-P900 12.2 Android 5.0.2
Samsung S7+, Android 12