Notice of 2022 Annual General Meeting

Avast plc

25 May 2022

Publication of Notice of 2022 Annual General Meeting

AGM Notice

Avast plc (the "Company"), announces that a copy of the notice of the annual general meeting of the Company (the "2022 AGM Notice"), to be held on Friday, 24 June 2022 at 2:00 p.m. at White & Case LLP, 5 Old Broad Street, London, EC2N 1DW (the "Annual General Meeting"), has been made available to its shareholders and is available on the Company's website at https://investors.avast.com/.

Listing Rule Requirements

In accordance with Listing Rule 9.6.1.R of the UK Financial Conduct Authority, the 2022 AGM Notice and a form of proxy for the 2022 AGM have been submitted to the National Storage Mechanism and will be available for inspection shortly at: https://data.fca.org.uk/#/nsm/nationalstoragemechanism

Enquiries:

Trudy Cooke, Company Secretary

[email protected]

Anca Timpescu, Investor Relations

[email protected]

Stephanie Kane, VP PR and Corporate Communications

[email protected]

Lulu Bridges / Heather ArmstrongTavistock

Tel: 020 7920 3150

About Avast

Avast (LSE:AVST), a FTSE 100 company, is a global leader in digital security and privacy products. With over 435 million users online, Avast offers products under the Avast and AVG brands that protect people from threats on the internet and the evolving IoT threat landscape. The company's threat detection network is among the most advanced in the world, using machine learning and artificial intelligence technologies to detect and stop threats in real time. Avast digital security products for Mobile, PC or Mac are top-ranked and certified by VB100, AV-Comparatives, AV-Test, SE Labs and others. Avast is a member of Coalition Against Stalkerware, No More Ransom and Internet Watch Foundation. Visit: www.avast.com.

LEI Number: 213800IR8G8LCZH4BO27