Edit Prefix Number

Do you want to change the prefix of numbers in your contact list? See example: Number: 0980000030. Old Prefix: 0, New Prefix: +84. New number: +84980000030. Number: +84980000030. Old Prefix: +84, New Prefix: 0. New number: 0980000030. Number: 0980000030. Old Prefix: New Prefix: +84. New number: +840980000030.