Nuveen Large Cap Select Fund (FLRYX) N-CSRSCertified semi-annual shareholder report (management investment company)

EX-99.906CERT

Certification Pursuant to 18 U.S.C. 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002; provided by the Chief Executive Officer and Chief Financial Officer, based on each such officer’s knowledge and belief.

The undersigned officers of Nuveen Investment Funds, Inc. (the “Registrant”), certify that, to the best of each such officer’s knowledge and belief:

Date: July 2, 2024