POWER OF ATTORNEY

       KNOW ALL PERSONS BY THESE PRESENTS, that I, Claudia F. Munce,
hereby constitute and appoint Todd G. Hartman, Jodie H. Crist and
Hannah G. Olson and each of them, my true and lawful attorneys-in-fact
and agents, each acting alone, with full powers of substitution and
resubstitution for me and in my name, place and stead, to sign any
reports on Form 3 (Initial Statement of Beneficial Ownership of
Securities), Form 4 (Statement of Changes in Beneficial Ownership of
Securities) and Form 5 (Annual Statement of Changes in Beneficial
Ownership) relating to transactions by me in Common Stock or other
securities of Best Buy Co., Inc., and all amendments thereto, and to
file the same, with the Securities and Exchange Commission and the New
York Stock Exchange, Inc., granting unto said attorneys-in-fact and
agents, and each of them, or their substitutes, full power and
authority to do and perform each and every act and thing requisite or
necessary to be done, as fully to all intents and purposes as I might
or could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, and each of them, or their substitutes,
may lawfully do or cause to be done by virtue hereof.  This Power of
Attorney shall be effective until such time as I deliver a written
revocation thereof to my above-named attorneys-in-fact and agents.



Dated:  12/10/2020				/s/ Claudia F. Munce