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A free scan shows the junk files, broken settings and background clutter dragging Windows down - then fixes them in one click.Free scan · Windows 10 & 11Western Digital now makes money from hard disk drives (HDDs), not from the Flash business it separated into Sandisk in February 2025. In fiscal 2026, WD reported $12.919 billion in revenue from continuing operations; its Cloud end market supplied $11.490 billion, or 89% of the total. That makes data-center storage demand—not consumer external drives—the central driver of WD’s business.
What Western Digital sells today
Western Digital describes itself as a developer, manufacturer, and provider of data-storage devices and solutions based on HDD technology. Its continuing operations are a single HDD reportable segment, selling under Western Digital and WD brands in three end markets: Cloud, Client, and Consumer. The company designs and manufactures HDDs, including recording heads and magnetic media.
The Flash business is no longer part of WD’s continuing operations. WD completed its separation of that business on February 21, 2025, and Sandisk operates it as a separate company. WD’s historical financial statements apply discontinued-operations treatment to Sandisk for periods before the separation, so older consolidated WD figures are not directly comparable with today’s HDD-only revenue unless the reporting boundary is taken into account. WD’s separation announcement confirms the transaction; its FY2026 Form 10-K provides the accounting and business description.
Where WD’s revenue comes from
WD’s fiscal 2026 ended July 3, 2026. The figures below are revenue from continuing operations, as reported by Western Digital in its FY2026 Form 10-K.
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| End market | FY2026 revenue | Share of total | Year-over-year change | Typical products and buyers |
|---|---|---|---|---|
| Cloud | $11.490 billion | 89% | Up 38% | High-capacity enterprise HDDs for cloud and enterprise storage systems |
| Client | $726 million | 6% | Up 31% | HDD solutions for desktop and notebook devices, sold through OEM and channel customers |
| Consumer | $703 million | 5% | Up 13% | External HDD storage products sold globally through retail and channel partners |
| Total | $12.919 billion | 100% | Up 36% | WD continuing HDD operations |
These percentages are rounded. Cloud is the overwhelmingly largest source of revenue: Client and Consumer together made up 11% in FY2026. Consumer external drives are a real product category, but they are not representative of WD’s main revenue engine.
Cloud: large-capacity storage for data centers
WD sells high-capacity HDDs to hyperscale cloud service providers and other cloud and enterprise customers. Drives are used in public and private cloud storage systems and in tiered-storage designs, including systems that retain data reliably for years. Demand therefore depends heavily on how much storage large customers need and when they build or expand data centers.
Client: HDDs for computers
In the Client market, WD supplies HDD solutions for desktop and notebook devices. Its buyers include computer manufacturers and OEMs, as well as channel customers. This market was much smaller than Cloud in FY2026, even though its revenue grew year over year.
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Consumer: retail and channel storage
WD also sells external HDD storage products through retailers and channel partners. This is the most visible part of the business for many individual buyers, but it represented 5% of FY2026 revenue. A shopper looking for a Western Digital external hard drive is seeing one part of the portfolio, not the source of most company sales.
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How WD turns drive shipments into revenue
WD’s sales model combines product volume, price, and customer relationships. It engages customers directly and provides technical support while their systems are designed, tested, and qualified. Buyers include hyperscale cloud providers, cloud and enterprise customers, computer makers and OEMs, resellers, distributors, and retailers. WD says certain customers have long-term agreements.
Two measures help explain changes in revenue: exabytes shipped, which indicate the volume of storage capacity sold, and average selling price (ASP) per exabyte. In FY2026, revenue rose 36% versus FY2025, while exabytes sold increased 25% and ASP per exabyte increased 8%. For Cloud specifically, exabytes sold rose 27% and ASP per exabyte rose 8%. Both more storage capacity shipped and better pricing contributed to growth; the result was not simply a story of selling more drives.
Why data-center demand matters—and what AI does and does not prove
WD says long-term growth in cloud data storage benefits its HDD business. It also identifies AI adoption and hybrid-data workloads as demand drivers. As customers seek higher-capacity drives, manufacturing becomes more complex and lead times lengthen. WD says some customers have begun partnering earlier and extending commercial arrangements, which it says improves demand visibility.
Those are WD’s explanations of its market and outlook, not independent evidence that AI alone caused the FY2026 results. At its February 2026 Innovation Day, WD characterized 90% of revenue as driven by “AI and cloud.” That company characterization is not a separately audited reporting category or a causal measure. The more precise audited end-market figure is Cloud’s 89% share of FY2026 revenue; the two statements should not be treated as interchangeable.
WD’s HDD capacity and performance roadmap
On February 3, 2026, WD announced product plans and technology targets. They describe the company’s roadmap at that announcement date, not confirmation that each later milestone has been achieved.
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| Technology or product | Status or target WD announced |
|---|---|
| 40TB UltraSMR ePMR HDD | In qualification with two hyperscale customers; volume production planned for the second half of 2026 |
| HAMR HDDs | Qualifications underway with two hyperscale customers; ramp production planned in 2027 |
| Capacity roadmap | WD said ePMR could reach 60TB and HAMR 100TB by 2029 |
| High Bandwidth Drive | WD claimed up to twice the bandwidth of a conventional HDD, with a path to up to eight times bandwidth |
| Dual Pivot | WD said it targets up to twice sequential I/O performance, was in the lab, and would become available in 2028 |
| Power-optimized HDD | WD claimed 20% less power use |
For a business whose largest market is cloud storage, higher capacity and performance could help address data-center requirements. But qualification, production timing, and roadmap targets are not the same as shipped products or realized revenue. WD also says higher-capacity drives bring more manufacturing complexity and longer lead times.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.What makes WD’s growth uncertain
Revenue depends heavily on Cloud and a small group of customers
Cloud supplied 89% of WD’s FY2026 revenue. The ten largest customers accounted for 73%, and three customers each represented at least 10% of revenue. If a major customer reduces purchases, delays a deployment, or shifts demand, the effect could be material.
Data-center timing depends on more than HDD demand
WD says its sales are substantially affected by large Cloud customers’ deployment patterns and by whether those customers can obtain other components required for data-center buildouts. Longer agreements may improve visibility, but they do not remove the risk of delayed or changed projects.
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Volume and pricing can move with industry conditions
FY2026 growth benefited from higher ASP per exabyte as well as greater shipped capacity. WD identifies demand volatility, pricing competition, macroeconomic conditions, supply-chain issues, and customer relationships among its risks. One strong year does not establish that the same growth or pricing conditions will continue.
New drive technologies must meet their targets
WD’s capacity and performance plans depend on successful qualification, manufacturing execution, and customer adoption. The announced ePMR and HAMR timing remains forward-looking, and greater capacity brings the manufacturing complexity and lead times WD has described.
How to read WD’s reported results and outlook
WD reported $3.747 billion in fourth-quarter FY2026 revenue, up 44% from $2.605 billion in the same quarter of FY2025. That quarterly comparison and the full-year increase describe HDD continuing operations under WD’s current reporting boundary.
Be careful about treating FY2026 GAAP net income as a simple measure of recurring storage operations: WD’s FY2026 statement of operations includes a $6.498 billion gain on its retained Sandisk interest. That non-operating item is distinct from revenue earned by selling HDDs.
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Fix the driver behind crashes, sound loss and screen glitchesFind Drivers →Clear out junk files and repair common Windows errorsFree Scan →Scan for outdated or missing drivers - takes under a minuteDriver Scan →In its August 5, 2026 results release, CEO Irving Tan said WD entered fiscal 2027 with confidence in demand durability and increasing visibility. This is management’s outlook, not an independent forecast. CFO Kris Sennesael gave first-quarter FY2027 guidance, at the midpoint of ranges provided, of $4.1 billion revenue, 55.5% non-GAAP gross margin, and $4.00 non-GAAP EPS. These are management guidance figures, not reported results, and the margin and EPS figures are non-GAAP.
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