TIM S A : Results Presentation 3Q21

Disclaimer

This presentation contains declarations that constitute forward looking statements regarding the intent, belief or current expectations of the customer base, estimates regarding future financial results and other aspects of the activities.

Analysts and investors are cautioned not to place undue reliance on those forward looking statements, which speak only as of the date of this presentation. TIM S.A. undertakes no obligation to release publicly the results of any revisions to these forward looking statements.

Such forward looking statements are not guarantees of future performance and involve risks and uncertainties, and actual results may differ materially from those projected as a result of various factors.

Financial results are presented considering impacts from IFRS 16 adoption.

The normalized numbers reported in this presentation are adjusted by the effects listed below.

TIM S.A. - Investor Relations Results Presentation

1. Due to the reverse incorporation of TIM Participações S.A. by TIM S.A. (former wholly owned subsidiary of TIM Participações S.A.) by the end of August 2020, 2020 results present TIM S.A.'s figures, in accordance with the company's financial statements (ITR and DFP). In order to provide an adequate comparison from the economic standpoint, 2019 (and previous) data disclosed reflect that in TIM Participações's financial statements.
2. Operating Costs normalized by M&A transactions administrative services (+R$ 7.7 million in 3Q21). Net income normalized by tax credit and other effects (+R$ 527 million in 3Q21). 2019 and 2020

normalized effects as presented in the 4th quarter release.

2

Highlights

Recovery Consolidation: Significant Results Being Consistently Delivered

+4.2% YoY of Service Revenue growth in 3Q21

+4.5% YoY of normalized EBITDA1 growth in 3Q21

R$ 83mln of Customer

Platform Revenue in 9M21

+4.4% YoY of Mobile ARPU growth in 3Q21

1st Brazilian company in Refinitiv Diversity & Inclusion Index 2021 (#1 among telcos worldwide)

New 1gbps FTTH offer launched this month

TIM S.A. - Investor Relations	(1) EBITDA normalized for the effects detailed in slide 2.	3
Results Presentation

Financial Evolution

Solid Revenue Growth, Amid Softer Economic Recovery in 2H21

Net Service Revenue Breakdown

(R$ mln)

			+4.2%
		38		17	15
	106
						4,382
4,206
		Mobile	+4.1%		+5.5%
3Q20	Client Generated	Customer Platform	ITX and Others	Fixed	3Q21

Net service revenue accelerated (+2.7 QoQ)

Sequential Client Generated revenue growth (+3.0% YoY | +2.3 QoQ)

Consistency in 9M21 results, on the way to

meet company's short-term guidance

+5.3% YoY

Net Service Revenue

+5.1% YoY

Mobile Service Revenue

+16.7% YoY

TIM Live Revenue

TIM S.A. - Investor Relations	4
Results Presentation

Mobile Operation

Value Strategy Paying Off: TIM's ARPU Outperforms Peers in Brazil

Mobile ARPU		TIM ARPU 9M21
	Growth of 6.9% YoY
(R$/mo)		while market falls
			26.5	mid-single digit
+4.4%				~30% of
			+39% YoY
25.4				R$ 46.5/mo.
			prepaid
					consumer pure
					postpaid ex-	engagement
					postpaid plans	among active
					M2M ARPU	intra-segment
					users in TIM
					(+0.8% YoY)	migration
					+Vantagens w/
						balance
						recurrency
	3Q20	3Q21
				Prepaid with
				additional room for
				improvement
Higher Quality Sales
Channels as Commercial	1st operator to
Supporting Pillars	>1mln	+68 QoQ	Accelerating
			open a Mercado
			potential new	footprint
			Livre official	prepaid POS	resale stores
			store for	with Martins	opened	expansion
			prepaid
			segment	Atacado1

TIM S.A. - Investor Relations	(1) Exclusively partnership with Martins Atacado for 6 months.	5
Results Presentation