Western Digital Comments on Production Status of its Joint Venture Flash Memory Manufacturing Facilities

SAN JOSE, Calif. - February 09, 2022

Western Digital Corp. (Nasdaq: WDC) today announced that contamination of certain material used in its manufacturing processes has occurred and is affecting production operations at both its Yokkaichi and Kitakami joint venture, flash fabrication facilities.

Western Digital's current assessment of the impact is a reduction of its flash availability of at least 6.5 exabytes.
The company is working closely with its joint venture partner, Kioxia, to implement necessary measures that will restore the facilities to normal operational status as quickly as possible.

About Western Digital
Western Digital creates environments for data to thrive. As a leader in data infrastructure, the company is driving the innovation needed to help customers capture, preserve, access and transform an ever-increasing diversity of data. Everywhere data lives, from advanced data centers to mobile sensors to personal devices, our industry-leading solutions deliver the possibilities of data. Our data-centric solutions are comprised of the Western Digital®, G-Technology™, SanDisk®, and WD® brands.

Forward-Looking Statements
This press release contains forward-looking statements within the meaning of federal securities laws, including statements regarding the expected amount of reduced flash availability and timing and ability to resume normal operations. These forward-looking statements are based on management's current expectations and are subject to risks and uncertainties that could cause actual results to differ materially from those expressed or implied in the forward-looking statements, including: future responses to and effects of the COVID-19 pandemic; volatility in global economic conditions; impact of business and market conditions; impact of competitive products and pricing; our development and introduction of products based on new technologies and expansion into new data storage markets; risks associated with cost saving initiatives, restructurings, acquisitions, divestitures, mergers, joint ventures and our strategic relationships; difficulties or delays in manufacturing or other supply chain disruptions; hiring and retention of key employees; our substantial level of debt and other financial obligations; changes to our relationships with key customers; disruptions in operations from cyberattacks or other system security risks; actions by competitors; risks associated with compliance with changing legal and regulatory requirements and the outcome of legal proceedings; and other risks and uncertainties listed in the Company's filings with the Securities and Exchange Commission (the "SEC"), including the Company's Form 10-K filed with the SEC on August 27, 2021, to which your attention is directed. You should not place undue reliance on these forward-looking statements, which speak only as of the date hereof, and the Company undertakes no obligation to update or revise these forward-looking statements to reflect new information or events, except as required by law.

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