Investor Presentaiton

Telkomsel Performance Total Revenues (Rp Bn) EBITDA (Rp Bn) Legacy +1.0% Digital Business 43,586 44,009 6,316 8,504 -25.7% -0.9% Net Income (Rp Bn) Telkom Indonesia the world in your hand +4.7% 24,882 24,662 -5.8% 21,499 3,349 22,510 2,967 +6.1% -11.4% 35,082 37,693 +7.4% 11,401 +1.5% 10,736 11,968 12,694 57.1% 18,150 19,543 5,327 5,409 26.2% +7.7% 56.4% 56.0% 24.4% 55.7% 24.8% 24.0% HH 1Q23 2Q23 1H22 1H23 1Q23 2Q23 1H22 1H23 1Q23* 2Q23* 1H22* 1H23* Customer Base (Million) 151.1 1Q23 +1.5% ARPU (Rp 000) *) Includes inorganic initiatives with fair value of investment in GoTo Total BTS On-Air (Units) 5G 4G 3G 2G -9.7% 169.7 153.3 -11.8% -10.5% 153.3 45.3 +9.8% 49.7 42.0 +13.1% 47.5 258,929 285 228,377 420 255,107 193 228,377 420 168,108 154,704 +6.4% +15.7% 178,945 178,945 41,444 50,011 0 0 49,092 49,012 50,199 49,012 HF #1 2Q23 1H22 1H23 1Q23 2Q23 1H22 1H23 1Q23 2Q23 1H22 1H23 Positive revenues growth with cost optimization initiatives led to healthy levels of profitability. Number consolidation from healthy productive subscribers provide solid ARPU growth. Strengthen network leadership that support focus on Digital Business and customer experience including finished the process of 3G shutdown. 11

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