EXHIBIT 23.1

Consent of Ernst & Young LLP, Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the Post-Effective Amendment No. 1 to the Registration Statements (Form S-8) pertaining to the 2012 Equity Incentive Plan and the 2025 Equity Incentive Plan of Meta Platforms, Inc. of our reports dated January 29, 2025, with respect to the consolidated financial statements of Meta Platforms, Inc. and the effectiveness of internal control over financial reporting of Meta Platforms, Inc., included in its Annual Report (Form 10-K) for the year ended December 31, 2024, filed with the Securities and Exchange Commission.

/s/ Ernst & Young LLP

San Jose, California

May 30, 2025