Hello Anthony, With the steps described in the first link, I'm able to map the touchscreen input device (Advanced Silicon S.A CoolTouch(TM) System) back to the AIO's touchscreen, after that, it works as expected.
** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- 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/1384535 Title: [Dell Inspiron 2350] Touchscreen response shifted with external monitor connected Status in “linux” package in Ubuntu: Confirmed Bug description: CID: 201305-13670 Dell Inspiron 2350 When connected to a non-touch external monitor, the touchscreen on this system seems to be "shifted". The cursor no longer jump to where you touch the screen, but it landed on the right side instead, see the attached picture for a click-and-drag result. ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: linux-image-3.13.0-32-generic 3.13.0-32.57 [modified: boot/vmlinuz-3.13.0-32-generic] ProcVersionSignature: Ubuntu 3.13.0-32.57-generic 3.13.11.4 Uname: Linux 3.13.0-32-generic x86_64 NonfreeKernelModules: fglrx ApportVersion: 2.14.1-0ubuntu3.2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC1: ubuntu 1705 F.... pulseaudio /dev/snd/controlC0: ubuntu 1705 F.... pulseaudio CRDA: country TW: (2402 - 2472 @ 40), (3, 27) (5270 - 5330 @ 40), (3, 17), DFS (5735 - 5815 @ 40), (3, 30) CurrentDesktop: Unity Date: Wed Oct 22 22:59:20 2014 HibernationDevice: RESUME=UUID=6ce5638a-313b-43d2-8def-91a019f94f3d InstallationDate: Installed on 2014-10-22 (1 days ago) InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2) MachineType: Dell Inc. Inspiron 2350 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-32-generic.efi.signed root=UUID=2fbfe78e-1f35-4822-bf6f-24f529a853f7 ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.13.0-32-generic N/A linux-backports-modules-3.13.0-32-generic N/A linux-firmware 1.127.5 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/02/2013 dmi.bios.vendor: Dell Inc. dmi.bios.version: A02 dmi.board.name: 0P4T42 dmi.board.vendor: Dell Inc. dmi.board.version: X02 dmi.chassis.type: 13 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: 00 dmi.modalias: dmi:bvnDellInc.:bvrA02:bd09/02/2013:svnDellInc.:pnInspiron2350:pvr00:rvnDellInc.:rn0P4T42:rvrX02:cvnDellInc.:ct13:cvr00: dmi.product.name: Inspiron 2350 dmi.product.version: 00 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1384535/+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