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We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 333-261625, 333-261556, and 333-261555) and Form S-8 (No. 333-238539, 333-226788, 333-222225, 333-204436, 333-202184, 333-172464, 333-165640, 333-146170, 333-101472, 333-89356, 333-72768, 333-56094, and 333-81183) of FirstEnergy Corp. of our report dated February 16, 2022 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.