[Koha] Batch record modification of Biblio items such as 650 subject tag!

[Kuppu Swamy]

Hi,
Namaskaar!
I would like to seek help regarding Modification of Batch records using
Tools Menu Option : Batch record Modification, and modifying the record(s)
with the help of MARC Modification template.
Kindly provide me a link to By watersolution video on the above subject  or
any other proven solution to understand and fix the above problem.
Thanks
With regards
Kuppuswamy
Librarian  IIAEM
Jain University,