The salary start date is a locked field for editing, how can I change it?

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The salary start date is a locked field for editing, how can I change it? Have some HDL layout for it?

The fisrt salary date (admission)

Exemplo:

Salary start date was 10/10/23

But i need to change for 10/15/23

(mm/dd/aa)

Or

Salary start date was 10/10/23

But i need to change for 10/05/23

(mm/dd/aa)

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