I referred the OP in the calibre thread to one of Kovid's posts that covers the QT/video issue and the QTWEBENGINE_CHROMIUM_FLAGS setting.
At a guess I'd say the OP would have taken notice, he was forthcoming… and fault tolerant. I'll try to get him to confirm he tried updating video drivers.
BR
Last edited by BetterRed; 11-16-2023 at 06:36 PM.
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