There are two way to migrate mysql backup software to new computer :
A ) Migrate by copying file
1 . Copy all backups to new computer to same directory as old one.
2 . Copy all program files in installation direcotry to new computer (same directory requires).
3 . In old program , click File->Open configuration direcotry menu , and copy all files to new program configration direcry.
4 . Re-enter the license key if it asks.
B) New install and import old backup (recommended)