Hi,
From now with UFST Samsung new version 2.3.0.5 Build 52 or above share your Samsung CERT / EFS / ENVM here.
1.Make readout from working phones.
2.Upload in zip or rar format with model name.
3.Use [Rd EFS] & [Read E2P] to make backup.Phone needed root.
4.Can check preloaded samples on support /Samsung_SW/!BACKUPS_CERT.