Thanks for letting us know your difficulty finding out about Samsung Music editing track details.
Before you try out the below recommendations as to your solution, be sure to check if your device's software (Samsung Music) is updated with the latest version. Please check how to update your mobile device's software in the following order.
Step 1. Go to Settings > Software update.
Step 2. Tap on Download and install.
Step 3. Follow the on-screen instructions.
Edit Track details step-by-step instructions:
Step 1. Open your Samsung Music app and on your playback screen, select the more button, at the upper right corner of the screen.
Step 2. Select the “Track details” option and tap “Edit”.
Step 3. Now you can modify the artist's name, song name and so on.
If that doesn't fix the problem, you may submit an error report through the Samsung Members app as follows:
Step 1. Long press Samsung Members icon on Apps screen and tap Error reports.
Step 2. Tap OK on agreement popup to send system log data.
Step 3. Select Symptom category "Application".
Step 4. Describe the problem in details and SEND.
Should you need further assistance and guidance, you may contact us via our online Samsung Customer Care support channels below.