Western Digital Sets July 26 for Q4 Fiscal 2018 Financial Results Conference Call/Webcast

San Jose, Ca - July 9, 2018

Western Digital Corp. (NASDAQ: WDC) today announced that the company plans to release its financial results for the fourth fiscal quarter ended June 29, 2018, after the close of the market on Thursday, July 26, 2018. The investment community conference call to discuss these results will be broadcast live online that day at 2:30 p.m. Pacific / 5:30 p.m. Eastern. The live and archived conference call/webcast can be accessed at investor.wdc.com. The telephone replay number in the U.S. is 1(855) 859-2056 or +1(404) 537-3406 for international callers. The required conference ID is 8876946.

About Western Digital

Western Digital creates environments for data to thrive. 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. Western Digital® data-centric solutions are marketed under the G-Technology™, HGST, SanDisk®, Tegile™, Upthere™ and WD® brands. Financial and investor information is available on the company's Investor Relations website at investor.wdc.com.

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Western Digital, the Western Digital logo, G-Technology, SanDisk, Tegile, Upthere and WD are registered trademarks or trademarks of Western Digital Corporation or its affiliates in the U.S. and/or other countries. Other trademarks, registered trademarks, and/or service marks, indicated or otherwise, are the property of their respective owners.