UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly period ended March 31, 2025 Table of Contents ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File No. 000-40770 FOCUS UNIVERSAL INC. (Exact Name of Small Business Issuer as specified in its charter) of incorporation) Nevada 46-3355876 (State or other jurisdiction (IR ...