Please find attached the letter of Intimation of Closure of trading window for the quarter and half year ending September 30, 2026.

September 28, 2026 BSE Limited National Stock Exchange of India Limited Sir Phiroze Jeejeebhoy Towers Exchange Plaza, 5th Floor, Dalal Street, Fort, Plot No. C-1, Block G Mumbai – 400001 Bandra Kurla Complex, Scrip Code: 532628 Mumbai – 400051 Scrip code: 3IINFOLTD Dear Sir/ Madam, Sub: Intimation of closure of Trading Window In compliance with the SEBI (Prohibition of Insider Trading) Regulations, 2015, as amended and pursuant to the Company’s “Code of Conduct for Prevention of Insider Trading by Designated Persons”, the trading window for dealing in shares of the Company shall remain closed from October 1, 2026, till 48 hours after the declaration of unaudited financial results of the Company for the quarter and half year ending September 30, 2026, to the stock exchanges. The date of the Board Meeting of the Company for declaration of unaudited financial results for the quarter and half year ending September 30, 2026, will be intimated in due course of time. You are requested to take the same on record. Thanking You. Yours faithfully, For 3i Infotech Limited Varika Rastogi Company Secretary & Compliance Officer