Intimation of resignation of Mr. Sarang Deshpande as Company Secretary and Key Managerial Personnel

Ref. No.: QHTL/Sec/SE/2026-27/51 October 19, 2026 The Manager, The Manager, Corporate Services, Corporate Services, BSE Limited, National Stock Exchange of India Limited, 14th Floor, P J Towers, Dalal Street, Exchange Plaza, Bandra Kurla Complex, Mumbai – 400 001 Bandra (E), Mumbai – 400 051 Ref: Security ID: QUICKHEAL Symbol: QUICKHEAL Security Code: 539678 Series: EQ Sub: Intimation under Regulation 30 of SEBI (Listing Obligations & Disclosure Requirements) Regulations, 2015. Dear Sir/Madam, In compliance with Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we wish to inform you that Mr. Sarang Deshpande, Company Secretary and Key Managerial Personnel of the Company, has tendered his resignation from the services of the Company for personal reasons on October 19, 2026. His last working day will be on or before October 27, 2026. The Company will update cessation date within the stipulated timelines as per Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015. The requisite disclosures as per Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 read with SEBI Master Circular No. HO/49/14/14(7)2025- CFD-POD2/I/3762/2026 dated January 30, 2026, is enclosed as Annexure I. This is for your information and records. Sincerely, For Quick Heal Technologies Limited Vikram Dhanani Compliance Officer Encl: Annexure I – Disclosure under Regulation 30 ANNEXURE I Sr. Details of Event that needs to be provided Information of such events 1 Name of the Director / KMP / Senior Management Mr. Sarang Deshpande Personnel 2 Reason for change viz. appointment, re- Resignation due to Personal Reasons appointment, resignation, removal, death or otherwise 3 Date of appointment/re-appointment/cessation On or before October 27, 2026 (as applicable) & term of appointment/re- appointment; 4 Brief Profile (in case of appointment) Not Applicable 5 Disclosure of relationships between directors (in Not Applicable case of appointment of a director) 6 Information as required under BSE circular Not Applicable Number LIST/COM/14/2018-19 and NSE circular no. NSE/CML/2018/24 dated 20th June, 2018 7 Letter of resignation along with detailed reason Not Applicable for resignation 8 Names of listed entities in which the resigning Not Applicable Independent Director holds directorships, indicating the category of directorship and membership of board committees, if any. 9 The independent director shall, along with the Not Applicable detailed reasons, also provide a confirmation that there is no other material reasons other than those provided. 10 Confirmation in compliance with SEBI Letter dated Not Applicable June 14, 2018 read along with Exchange Circular dated June 20, 2018 ( Affirmation that the person proposed to be appointed as Director is not debarred from holding the office by virtue of any SEBI Order or any other authority )