The Community will be undergoing maintenance on Friday January 10 at 2:00pm - Saturday January 11 at 2:00pm EST, and will be "read-only." For assistance during this time, please visit our Help Center.
Oh i just find out the way:
Make your current column = Single text linePaste your multi-values that u wanna make them into multiple linked records with “,” between them
Ex: A,B,C,D,ESet column type > linked record again >> problem solved