You can find various versions of the "LALISA" instrumental specifically formatted as ringtones on these sites:
If you need the full-length instrumental "paper" (audio track) to create a custom ringtone: LALISA- LISA Instrumental Ringtone
: Move the file to your Internal Storage > Ringtones folder, then select it in Settings > Sound & vibration > Phone ringtone . You can find various versions of the "LALISA"
: Import the track into GarageBand or iTunes to convert it into a .m4r file before syncing it to your device. LALISA- LISA Instrumental Ringtone
features user-shared clips of LISA ringtones, often including links to download apps like Cliptone.
You can download the and other official instrumental tracks by LISA through several online platforms. Ringtone Download Options