UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 6-K
REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934
For the month of April, 2026
Commission File Number: 001-14475
TELEFÔNICA BRASIL S.A.
(Exact name of registrant as specified in its charter)
TELEFONICA BRAZIL S.A.
(Translation of registrant’s name into English)
Av. Eng° Luís Carlos Berrini, 1376 - 28º andar
São Paulo, S.P.
Federative Republic of Brazil
(Address of principal executive office)
Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:
Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):
Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):

TELEFÔNICA BRASIL S.A.
Publicly Held Company
CNPJ No. 02.558.157/0001-62
NIRE 35.3.0015881-4
MINUTES OF THE 523rd MEETING OF THE BOARD OF DIRECTORS OF
TELEFÔNICA BRASIL S.A., HELD ON APRIL 27, 2026
1. DATE, TIME AND VENUE: On April 27, 2026, at
03:00 p.m. (São Paulo local time), held remotely, as provided for in Article 19, paragraph 1, of the Internal Regulations of the
Board of Directors and the Technical and Consultant Committees ("Regulations") of Telefônica Brasil S.A. ("Company").
2. CALL NOTICE AND ATTENDANCE: The call
notice was waived, given the presence of all members of the Board of Directors of the Company, who subscribe to these minutes, establishing,
therefore, quorum according to Article 15, Paragraph 2 of the Company’s Regulations for instating the meeting. The Company's General
Secretary and Legal Officer, Mr. Breno Rodrigo Pacheco de Oliveira, also attended the meeting as Secretary.
3. PRESIDING BOARD: Eduardo Navarro de Carvalho
– Chairman of the Meeting; Breno Rodrigo Pacheco de Oliveira – Meeting Secretary.
4. AGENDA AND RESOLUTION: After examining the
matters on the Agenda, the members of the Board of Directors unanimously decided as follows:
4.1. Appointment of a Member of the Company’s Board
of Directors: The appointment of Ms. María Cristina Rotondo Urcola, a Spanish citizen, divorced, economist, holder of Passport
No. PAD727644, residing and domiciled in the city of Madrid, Spain, with a professional address at Calle Clavileño No. 65, Madrid,
Spain, 28002, was approved for the position of member of the Company’s Board of Directors. The new Board Member was appointed by
the remaining members of the Company’s Board of Directors, pursuant to Article 150 of Law No. 6,404/1976 (the Brazilian Corporation
Law), and shall serve until the Company’s next General Meeting of Shareholders, at which time her appointment shall be submitted
for ratification, in accordance with such law, for a term corresponding to the remaining term of office of the other Board Members, which
shall expire on the date of the Ordinary General Meeting to be held in 2028.

TELEFÔNICA BRASIL S.A.
Publicly Held Company
CNPJ No. 02.558.157/0001-62
NIRE 35.3.0015881-4
MINUTES OF THE 523rd MEETING OF THE BOARD OF DIRECTORS OF
TELEFÔNICA BRASIL S.A., HELD ON APRIL 27, 2026
The Board Member hereby appointed declared that she is not
subject to any legal impediments to the exercise of the position to which she was appointed and that is able to execute the statement
of non-impediment referred to in Article 147 of the Brazilian Corporation Law and CVM Resolution No. 80/2022 (“RCVM 80”).
The Board Member shall be vested in her position upon execution of the respective Term of Office and the Statement of Non-Impediment,
which shall be signed on the relevant date and filed at the Company’s head office.
This Board acknowledges receipt of the statement of independence
of the appointed Board Member, executed in accordance with the terms set forth in RCVM 80, through which it was verified that Ms. María
Cristina Rotondo Urcola meets the independence criteria established under such regulation. Said document shall be kept on file at the
Company’s head office.
5. CLOSING:
There being no further matters to discuss, the Chairman of the Board of Directors adjourned the meeting,
and these minutes were drawn up. São Paulo, April 27, 2026. (aa) Eduardo Navarro de Carvalho – Chairman of the Board of Directors;
Andrea Capelo Pinheiro; Cesar Mascaraque Alonso; Christian Mauad Gebara; Cristina Presz Palmaka de Luca; Denise Soares dos Santos; Gregorio
Martínez Garrido; Ignácio Maria Moreno Martínez; Jordi Gual Solé; Marc Xirau Trias; and Solange Sobral Targa.
Meeting Secretary: Breno Rodrigo Pacheco de Oliveira.
I hereby certify that these minutes are a faithful
copy of the minutes of the 523rd Meeting of the Board of Directors of Telefônica Brasil S.A., held on April 27, 2026, drawn up in
the Company’s book. This is a free English translation.
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Breno Rodrigo Pacheco de Oliveira
Meeting Secretary |
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SIGNATURE
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
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TELEFÔNICA BRASIL S.A. |
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Date: |
April 27, 2026 |
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By: |
/s/ João Pedro Carneiro |
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Name: |
João Pedro Carneiro |
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Title: |
Investor Relations Director |