PDS members:
Member1:

Member2:

Member3:

PS file:

Updated members of the PDS should look like below:
Member1:

Member2:

Member3:

Note:
• There is no specific length defined for any values present in PDS/PS file, only User name value can be used to compare.
• Only password value needs to be changed in each PDS member
• There nearly 500 members to be updated as part of this change.
Please suggest the way to perform this change.
Thanks in advance.