Yes, I've done this myself already. It's less a software bug than a
default configuration bug, I think.
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Add Widget panel has KWin borders drawn round it
https://bugs.launchpad.net/bugs/563074
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubu
You can fix this temporarily for yourself:
Open window menu (default keybind alt-f3)
Advanced->Special Window Settings
Preferences tab
Check "No border"
Select "Force" from the dropdown menu.
Will permanently fix the issue on your machine.
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Add Widget panel has KWin borders drawn round it
https
