On April 22, 2024, David Schopp, a member of the Board of Directors (the ?Board?) of DZS Inc. (the ?Company?), notified the Company of his resignation from the Company?s Board to focus on other personal and professional commitments, effective May 27, 2024. Mr. Schopp?s resignation from the Board was not the result of any disagreement with the Company on any matter relating to the Company?s operations, policies or practices.