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

Date of Report: November 4, 2024

Commission File Number: 001-39570

TIM S.A.
(Exact name of Registrant as specified in its Charter)

João Cabral de Melo Neto Avenue, 850 – North Tower – 12^th floor
22775-057 Rio de Janeiro, RJ, 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.

Form 20-F ☒ 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).

Yes ☐ No ☒

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).

Yes ☐ No ☒

TIM S.A.

Publicly-Held Company

CNPJ/MF 02.421.421/0001-11

NIRE 333.0032463-1

MINUTES OF THE BOARD OF DIRECTORS’ MEETING

HELD ON NOVEMBER 4^TH, 2024

DATE, TIME AND PLACE: November 4^th, 2024, at 1.10 p.m., at the head office of TIM S.A. (“Company”), domiciled at Avenida João Cabral de Mello Neto, 850, Torre Sul, 13° floor, Barra da Tijuca, in the city and State of Rio de Janeiro.

PRESENCE: The Board of Directors’ Meeting of the Company was held at the date, time and place mentioned above, with the presence of Messrs. Nicandro Durante, Adrian Calaza, Alberto Mario Griselli, Alessandra Michelini, Claudio Giovanni Ezio Ongaro, Flavia Maria Bittencourt, Gesner José de Oliveira Filho, Gigliola Bonino, Herculano Aníbal Alves and Michele Valensise, either in person or by means of audio or videoconference, as provided in the 2^nd paragraph of Section 25, of the Company’s By-laws.

BOARD: Mr. Nicandro Durante – Chairman; and Mrs. Fabiane Reschke – Secretary.

AGENDA: (1) To acknowledge on the activities carried out by the Statutory Audit Committee; (2) To acknowledge on the activities carried out by the Control and Risks Committee; and (3) To acknowledge on the Company’s Quarterly Financial Report (“ITRs”) for the 3^rd quarter of 2024, dated as of September 30^th, 2024.

RESOLUTIONS: Upon the review of the material presented and filed at the Company’s head office, and based on the information provided and discussions of the subjects included on the Agenda, the Board Members, unanimously by those present and with the abstention of the legally restricted, decided to register the discussions as follows:

(1) Acknowledged on the activities carried out by the Statutory Audit Committee (“CAE”) at its meetings held on November 4^th, 2024, as per Mr. Gesner José de Oliveira Filho, Coordinator of the CAE.

CONT. OF MINUTES OF THE BOARD OF DIRECTORS’ MEETING OF TIM S.A.

November 4^th, 2024

(2) Acknowledged on the activities carried out by the Control and Risks Committee (“CCR”) at its meeting held on November 4^th, 2024, as per Mr. Herculano Aníbal Alves’ report, Chairman of the CCR.

(3) Acknowledged on the Company’s Quarterly Financial Report (“ITRs”) for the 3^rd quarter of 2024, dated as of September 30^th, 2024, according to the information provided by the Company’s administration and the independent auditors, Ernst & Young Auditores Independentes S/S (“EY”). The referred report was subject to limited review by the independent auditors.

Additionally, the Board Members were informed that the Company will publish a Material Fact on this date, containing an update on the projection of shareholder remuneration for the short term, in relation to the Strategic Plan for 2024-2026, and informing that it will remunerate its shareholders by approximately R$3,500,000,000.00 (three billion, five hundred million reais), with reference to 2024, of which R$800,000,000.00 (eight hundred million reais) in Interest on Shareholders' Equity (JSCP) has already been resolved, and approximately R$2,700,000,000.00 (two billion, seven hundred million reais) in JSCP and dividends to be approved in the coming months.

CLOSING: With no further issues to discuss, the meeting was adjourned, and these minutes drafted as summary, read, approved and signed by all attendees Board Members.

I herein certify that these minutes are the faithful copy of the original version duly recorded in the respective corporate book.

Rio de Janeiro (RJ), November 4^th, 2024.

FABIANE RESCHKE

Secretary

SIGNATURES

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.