HOWTO: Fix Calibre's broken window borders in Flatpak / Wayland

on · · 200 words
Screenshot of Calibre. The windows have no borders, making it hard to see where one starts and another one ends.

If you have a large collection of eBooks, you probably use Calibre - it's simply the best bit of cross-platform software for managing your library. It runs rock-solid on Linux. But a recent upgrade gave me a problem. I started the app and the windows were missing their borders and my mouse cursor was too […]

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