Why It Is Difficult To Resize Windows on MacOS 26
The dramatically larger corner radius Apple introduced in macOS 26 Tahoe has pushed the invisible resize hit target for windows mostly outside the window itself -- roughly 75% of the 19A--19 pixel clickable area now lies beyond the visible boundary. In previous macOS versions, about 62% of that resize target would fall inside the window corner. Apple removed the visible resize grippy-strip from window corners in Mac OS X 10.7 Lion in July 2011. The visual indicator had served two purposes: showing users where to click and signaling whether a window could be resized at all. Users since then have relied on muscle memory and the reasonable assumption that clicking near the inside corner would initiate a resize. DaringFireball's John Gruber advice: don't upgrade to macOS 26, or downgrade if you already have. he wrote Monday: "Why suffer willingly with a user interface that presents you with absurdities like window resizing affordances that are 75 percent outside the window?"

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