Exhibit 99.3​

Your Vote Counts!MANCHESTER UNITED PLCSIR MATT BUSBY WAY, OLD TRAFFORDMANCHESTER M16 0RAUNITED KINGDOMMANCHESTER UNITED PLCYou invested in MANCHESTER UNITED PLC and it’s time to vote!You have the right to vote on proposals being presented at the Extraordinary General Meeting. This is an important notice regarding the availability of proxy material for the shareholder meeting to be held on February 5, 2024.Notice of MeetingGet informed before you voteView the Notice and Proxy Statement online OR you can receive a free paper or email copy of the material(s) by requesting prior to January 22, 2024. If you would like to request a copy of the material(s) for this and/or future shareholder meetings, you may(1)visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to sendmaterial@proxyvote.com. If sending an email,please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paperor email copy.Vote in Person at the Meeting*February 5, 20243:30 PM ESTOffices of Woods Oviatt Gilman LLP1900 Bausch and Lomb PlaceLegacy TowerRochester, NY 14604*Please check the meeting materials for any special requirements

for meeting attendance. At the meeting, you will need to request a ballot to vote these shares.Smartphone usersPoint your camera here and vote without entering a control numberFor complete information and to vote, visit www.ProxyVote.com Control #V28450-Z867932024 Extraordinary General MeetingVote by February 04, 2024 11:59 PM ET. For shares held in a Plan, vote by January 31, 2024 11:59 PM ET.