When Safari’s ‘Ignore Cache’ Ignored Cache-Control

CSS Wizardry2026-08-18 00:110 views

Safari Technology Preview 250 fixed a subtle Web Inspector bug that overwrote page-authored Cache-Control request headers when the resource cache was disabled.

Source：https://csswizardry.com/2026/08/when-safaris-ignore-cache-ignored-cache-control/

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When Safari’s ‘Ignore Cache’ Ignored Cache-Control

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