How do i get a new copy of social security 1099 for my father?

Q) how do i get a new copy of social security 1099 for my father
who is 90. He misplaced orginal

A) According to the Social Security Administration: If you currently live in the United States and you need a replacement form SSA-1099 or SSA-1042S, SSA have a new way for you to get an instant replacement quickly and easily beginning February 1st by:

Using your online my Social Security account. If you don’t already have an account, you can create one online. Go to Sign In or Create an Account. Once you are logged in to your account, select the “Replacement Documents” tab;

Calling us at 1-800-772-1213 (TTY 1-800-325-0778), Monday through Friday from 7 a.m. to 7 p.m.; or

Contacting your local Social Security office.
https://faq.ssa.gov/ics/support/kbanswer.asp?deptID=34019&task=knowledge&questionID=3706