macOS window corner consistency before and after

macOS 26 Window Corners Don't Match? No System Changes Needed—Here's the Fix

After upgrading to macOS 26, every app seems to have a different window corner radius. Disabling SIP and patching system files feels risky. There’s a cleaner solution—Objective-C Runtime Hook—that keeps your system intact while making corners consistent across the board.

March 28, 2026 · 5 min · 950 words · Mengshou Programming
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