How the accrual changes will works?

Summary:

Hi,

I did some changes on the existing plan and i want to know how the changes was done by me will works for all the existing employees means already they have the previously defined balance and now I changed the accrual balance so how the changed accrual balance will works for all the existing employees.

Content (required):

Hi,

I did some changes on the existing plan and i want to know how the changes was done by me will works for all the existing employees means already they have the previously defined balance and now I changed the accrual balance so how the changed accrual balance will works for all the existing employees.