CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in this Post-Effective Amendment to Registration Statement No. 333-182308 on Form N-1A of our reports dated November 20, 2025, relating to the financial statements and financial highlights of First Trust NASDAQ Technology Dividend Index Fund, Multi-Asset Diversified Income Index Fund, First Trust S&P International Dividend Aristocrats ETF, First Trust Rising Dividend Achievers ETF, First Trust Dorsey Wright Focus 5 ETF, First Trust Dorsey Wright Momentum & Dividend ETF, First Trust RBA American Industrial Renaissance^® ETF, First Trust Dorsey Wright International Focus 5 ETF, First Trust Dorsey Wright Dynamic Focus 5 ETF, First Trust SMID Cap Rising Dividend Achievers ETF, First Trust Indxx Innovative Transaction & Process ETF, First Trust Nasdaq Artificial Intelligence and Robotics ETF, First Trust Dorsey Wright Momentum & Low Volatility ETF, First Trust Dorsey Wright Momentum & Value ETF, First Trust International Developed Capital Strength^® ETF, First Trust S&P 500 Economic Moat ETF, and First Trust RBA Deglobalization ETF, each a series of First Trust Exchange-Traded Fund VI, appearing in Form N-CSR of First Trust Exchange-Traded Fund VI as of and for the period ended September 30, 2025, and to the references to us under the headings “Financial Highlights” in the Prospectuses and “AIFM Directive Disclosures”, “Independent Registered Public Accounting Firm”, and “Financial Statements” in the Statements of Additional Information, which are part of such Registration Statement.

/s/ DELOITTE & TOUCHE LLP

Chicago, Illinois

January 27, 2026