| Schedule of breakdown of and changes to property, plant and equipment |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Switching and transmission equipment | | Infrastructure | | Lending equipment | | Terminal equipment | | Land | | Other P&E | | Assets and facilities under construction | | Total | | Balance on December 31, 2023 | 23,266,868 | | | 14,929,179 | | | 5,401,694 | | | 421,385 | | | 249,536 | | | 512,930 | | | 1,536,555 | | | 46,318,147 | | Additions(1) | 162,171 | | | 4,707,950 | | | 85,285 | | | 32 | | | — | | | 117,026 | | | 6,002,568 | | | 11,075,032 | | Write-offs, net(2) | (10,653) | | | (111,421) | | | (469) | | | (536) | | | (10,271) | | | — | | | (8,182) | | | (141,532) | | Net transfers(3) | 3,266,774 | | | 358,091 | | | 2,185,708 | | | 36,752 | | | — | | | 12,947 | | | (5,895,330) | | | (35,058) | | | Subletting | — | | | (65,290) | | | — | | | — | | | — | | | — | | | — | | | (65,290) | | | Business combination – IPNET (Note 1.c.3.) | — | | | 533 | | | — | | | — | | | — | | | 532 | | | — | | | 1,065 | | | Depreciation (Note 26.) | (3,914,354) | | | (3,829,001) | | | (2,162,005) | | | (245,147) | | | — | | | (189,476) | | | — | | | (10,339,983) | | | Balance on December 31, 2024 | 22,770,806 | | | 15,990,041 | | | 5,510,213 | | | 212,486 | | | 239,265 | | | 453,959 | | | 1,635,611 | | | 46,812,381 | | Additions(1) | 140,156 | | | 3,636,211 | | | 90,341 | | | 590 | | | — | | | 171,553 | | | 6,069,736 | | | 10,108,587 | | Write-offs, net(2) | (2,810) | | | (217,861) | | | (17) | | | — | | | (643) | | | (6,750) | | | (11,572) | | | (239,653) | | Net transfers(3) | 3,235,811 | | | 547,154 | | | 1,961,984 | | | 17,612 | | | — | | | (53,752) | | | (5,710,107) | | | (1,298) | | | Subletting | — | | | (4,873) | | | — | | | — | | | — | | | — | | | — | | | (4,873) | | | Assets held for sale (Note 11) | — | | | (7,399) | | | — | | | — | | | (1,362) | | | — | | | — | | | (8,761) | | | Business combination - Samauma (Note 1.c.1) | — | | | — | | | — | | | — | | | — | | | 217 | | | — | | | 217 | | | Business combination - FiBrasil (Note 1.c.2) | — | | | 1,563,540 | | | — | | | — | | | 818 | | | 1,061 | | | 114,083 | | | 1,679,502 | | | Business combination - Cyber (Note 1.c.6) | 2,800 | | | 505 | | | — | | | — | | | — | | | 990 | | | 860 | | | 5,155 | | | Depreciation (Note 26.) | (4,437,238) | | | (4,105,108) | | | (2,206,428) | | | (113,084) | | | — | | | (132,359) | | | — | | | (10,994,217) | | | Balance on December 31, 2025 | 21,709,525 | | | 17,402,210 | | | 5,356,093 | | | 117,604 | | | 238,078 | | | 434,919 | | | 2,098,611 | | | 47,357,040 | | | | | | | | | | | | | | | | | | | Balance on December 31, 2024 | | | | | | | | | | | | | | | | | Cost | 91,758,158 | | | 47,318,029 | | | 31,701,975 | | | 6,582,403 | | | 239,265 | | | 5,945,185 | | | 1,635,611 | | | 185,180,626 | | | Accumulated depreciation | (68,987,352) | | | (31,327,988) | | | (26,191,762) | | | (6,369,917) | | | — | | | (5,491,226) | | | — | | | (138,368,245) | | | Total | 22,770,806 | | | 15,990,041 | | | 5,510,213 | | | 212,486 | | | 239,265 | | | 453,959 | | | 1,635,611 | | | 46,812,381 | | | | | | | | | | | | | | | | | | | Balance on December 31, 2025 | | | | | | | | | | | | | | | | | Cost | 94,868,938 | | | 52,291,576 | | | 32,937,369 | | | 6,585,887 | | | 238,078 | | | 6,078,455 | | | 2,098,611 | | | 195,098,914 | | | Accumulated depreciation | (73,159,413) | | | (34,889,366) | | | (27,581,276) | | | (6,468,283) | | | — | | | (5,643,536) | | | — | | | (147,741,874) | | | Total | 21,709,525 | | | 17,402,210 | | | 5,356,093 | | | 117,604 | | | 238,078 | | | 434,919 | | | 2,098,611 | | | 47,357,040 | |
(1)Additions from property and equipment mainly refers to: (i) in 2025 Investments were primarily directed towards expanding the 5G mobile network and strengthening FTTH to support the growth of connected customers. These investments demonstrate the Company's commitment to the quality of services provided, ensuring robust and consistent commercial performance throughout the year, in both B2C and B2B; .(ii) in 2024: Investments were primarily directed towards accelerating the 5G mobile network, as well as strengthening transmission backhaul, backbone and network, and FTTH customers. These were some of the initiatives that boosted our commercial growth this year, reinforcing our commitment to the quality of our services and ensuring healthy and consistent growth. (2)In infrastructure, includes the amounts of R$213,077 and R$74,258 in 2025 and 2024, respectively, referring to the cancellation of lease agreements. (3)Total balances refer to transfers between classes of fixed and intangible assets (Note 14.c.).
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| Schedule of changes in leases and depreciation rates, after the adoption of IFRS 16, already included in the asset movement tables |
Below, we present the movement of leases, already included in the tables for the movement of fixed assets (Note 13.c.). | | | | | | | | | | | | | | | | | | | | | | | | | Infrastructure | | Switching and transmission equipment | | Other | | Total | | Balance on December 31, 2023 | 11,862,992 | | | 203,519 | | | 13,606 | | | 12,080,117 | | | Additions | 4,634,552 | | | 139,125 | | | 702 | | | 4,774,379 | | | Subletting (Note 13.c.) | (65,290) | | | — | | | — | | | (65,290) | | | Depreciation | (3,364,821) | | | (79,390) | | | (9,028) | | | (3,453,239) | | | Cancellation of contracts | (74,258) | | | (10,123) | | | (21) | | | (84,402) | | | Other changes | (3,947) | | | — | | | — | | | (3,947) | | | Balance on December 31, 2024 | 12,989,228 | | | 253,131 | | | 5,259 | | | 13,247,618 | | | Additions | 3,508,375 | | | 128,257 | | | 63,505 | | | 3,700,137 | | | Subletting (Note 13.c.) | (4,873) | | | — | | | — | | | (4,873) | | | Depreciation | (3,615,053) | | | (89,852) | | | (18,513) | | | (3,723,418) | | | Cancellation of contracts | (213,077) | | | (1,050) | | | — | | | (214,127) | | | Business combination - FiBrasil (Note 1.c.2) | 110,330 | | | — | | | — | | | 110,330 | | | Business combination - Cyber (Note 1.c.6) | 380 | | | — | | | — | | | 380 | | | Balance on December 31, 2025 | 12,775,310 | | | 290,486 | | | 50,251 | | | 13,116,047 | | | | | | | | | | | Balance on December 31, 2024 | | | | | | | | | Cost | 29,418,847 | | | 520,634 | | | 130,315 | | | 30,069,796 | | | Accumulated depreciation | (16,429,619) | | | (267,503) | | | (125,056) | | | (16,822,178) | | | Total | 12,989,228 | | | 253,131 | | | 5,259 | | | 13,247,618 | | | | | | | | | | | Balance on December 31, 2025 | | | | | | | | | Cost | 32,014,344 | | | 638,473 | | | 193,117 | | | 32,845,934 | | | Accumulated depreciation | (19,239,034) | | | (347,987) | | | (142,866) | | | (19,729,887) | | | Total | 12,775,310 | | | 290,486 | | | 50,251 | | | 13,116,047 | |
13.e.2. Depreciation rates Below, we present the annual depreciation rates for the years ended December 31, 2025 and 2024. | | | | | | | | | | | | | | | | | | | | | | | | | | | | Description | | 12.31.2025 | | 12.31.2024 | | Infrastructure | | 2.36% | to | 92.31% | | 2.36% | to | 92.31% | | Switching and transmission equipment and media | | 10.00% | to | 66.67% | | 10.00% | to | 66.67% | | Other P&E assets | | 26.09% | to | 37.50% | | 26.09% | to | 40.00% |
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