"Did Microsoft reduce its CapEx spending? Not really. In today’s earnings report, Microsoft lowered its FY26 capital expenditure guidance from $190 billion to $175 billion, making it look like CapEx is more controlled. But this is actually due to a change in accounting treatment. Microsoft extended the estimated useful life of its data centers and office buildings from 15 years to 25 years (effective FY27). With the longer useful life, more newly signed data center leases no longer meet the standard of 'lease term covering the majority of the asset’s remaining economic life,' thus shifting from finance leases to operating leases. Finance leases are included in Microsoft’s defined CapEx, while operating leases are not. As a result, with the actual investment scale unchanged, the reported CapEx guidance for calendar year 2026 was adjusted from approximately $190 billion to about $175 billion. Next quarter’s guidance still exceeds $50 billion (including the reclassification impact). Actual investments are still growing rapidly, and unexecuted data center lease commitments have also significantly increased. There’s essentially no major change in cash outflows, real commitments, or balance sheet liabilities—just a change in how they’re presented. Payments for operating leases are fully included in operating cash flow (OCF), and free cash flow (FCF) is defined as OCF minus CapEx. Operating leases will lower OCF and thus impact FCF, whereas the principal portion of finance leases doesn’t affect OCF (it only impacts financing cash flow). Microsoft has also mentioned the impact of increased operating lease payments on cash flow. Other hyperscalers have already implemented similar practices: Amazon, Google, Meta, Oracle, and others heavily use data center leases and have adjusted the useful lives of servers and other assets. If their lease terms are close to the economic life threshold, extending building lifespans could similarly trigger more operating lease classifications. This is a classification effect caused by a compliant change in accounting estimates—it’s not 'making expenses disappear out of thin air.' It makes reported CapEx more aligned with 'cash + financing that’s truly purchase-like,' but the actual pace of AI infrastructure expansion hasn’t slowed down because of this. #Microsoft #CapEx #AI #DataCenters #Finance #Tech