Exhibit 23.1
Consent of Independent Registered Public Accounting Firm
We consent to the reference to our firm under the caption “Experts” and to the use of our report dated March 23, 2020, in the Registration Statement on Form S-1 and related Prospectus of Datto Holding Corp. for the registration of its common stock.
/s/ Ernst & Young LLP
Stamford, Connecticut
September 29, 2020