CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (No. 333-237964) of United States Steel Corporation of our report dated June 17, 2022 relating to the financial statements and supplemental schedule of the USS 401(k) Plan for USW-Represented Employees which appears in this Form 11-K.

/s/PricewaterhouseCoopers LLP

Pittsburgh, Pennsylvania
June 17, 2022

PricewaterhouseCoopers LLP, 301 Grant Street, Suite 4500, Pittsburgh, PA 15219

T: (412) 355-6000, www.pwc.com/us