The X230 was a hardware fault, only fixable by replacing the touchpad with one from an X220.
** Changed in: linux (Ubuntu) Status: Incomplete => New -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1886977 Title: [Toshiba Portege R830] Grid-like cursor movement on touchpad Status in linux package in Ubuntu: Incomplete Bug description: Moving cursor using touchpad goes in zigzag pattern, when moving diagonally. The laptop is Toshiba Portege R830 ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: libinput10 1.10.4-1ubuntu0.18.04.1 ProcVersionSignature: Ubuntu 5.3.0-62.56~18.04.1-generic 5.3.18 Uname: Linux 5.3.0-62-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.15 Architecture: amd64 CurrentDesktop: MATE Date: Thu Jul 9 17:35:34 2020 SourcePackage: libinput UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1886977/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp