Default Minimum and Maximum Salary Fields from Grade Rates

Summary:

Default Minimum or Maximum Salary Fields from Grade Rates in Offer Salary Amount Fields

Content (please ensure you mask any confidential information):

We have defined Minimum and Maximum Salary ranges in Grade rates.
We are looking to default either Minimum or Maximum Salary range defined in Grade Rates to the Salary amount field in Offer pages under Salary section.

We came to know the autocomplete rules for offer pages is only available from 25C release.

Please can someone advise on the solutioning if you have come across a similar requirement and how have you achieved it. Thanks for your help!