: Ensure the downloaded MP3 is in your "Downloads" or "Music" folder.

: Go to Settings > Sound & Vibration > Ringtone . Tap the "+" icon or "Add" to select your new MP3 from the local files. For iPhone Users:

: Click the "Generate Download Link" or "Download" button to save the file to your device. 3. Setting Your MP3 as a Ringtone

: Choose the MP3 option from the available download links.