To announce the Company's information

Subject: To Explain the Media Report

Date of events: 2021/03/20

Contents:

1. Date of occurrence of the event: 2021/03/20

2. Company name: Acer Inc.

3. Relationship with the Company (please enter "the company itself" or "subsidiaries"): the Company itself

4. Reciprocal shareholding percentage: N/A

5. Name of the reporting media: Apple E-news

6. Content of the report:

Acer was hacked and ransomed 1.4 Billion, the Company has reported data protection authorities.

7. Cause of occurrence:

Acer routinely monitors its IT systems, and most cyberattacks are well defensed. Companies like us are constantly under attack, and we have reported recent abnormal situations observed to the relevant law enforcement and data protection authorities in multiple countries. There's no material impact on the Company's finance and business.

We have been continuously enhancing our cybersecurity infrastructure to protect business continuity and our information integrity. We urge all companies and organizations to adhere to cyber security disciplines and best practices, and be vigilant to any network activity abnormalities.

8. Countermeasures:

Appropriate countermeasures were taken.

9. Any other matters that need to be specified:None