Hi, I am playing with WebViews in Photoshop and canvases. After some time HTML canvas gets erased. Canvases look empty. Both for 2d and webgl contexts. getImageData returns non-erased data. Sometimes it is related to ‘visibilitychange’ events, but sometimes it is triggered on its own. Solution w…

Canvas in WebView in UXP sometimes gets erased

arcusfelis July 4, 2025, 1:50pm 4

ok, webview just uses Safari on Mac.
And this bug is safari’s bug. Nothing UXP team can do.

It should work on windows, because it uses edge there.

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