Is There is any method is there for Blocking License for PDMS in a pool?

One license has to be blocked from the pool and use.

Is it Possible?

With flexman U may reserve license or other operation with distribution.

can you give the process.

U can Read about it in this manual c:\AVEVA_X64\FlexMan5.2\LicenseAdministration.pdf Chapter 13: Managing the Options File

I created this .opt file to filter users posibility to use cable module(only electrics->domain group).