Thank you for your instructions. However, I see no change after upgrading the BIOS.
$ sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date A13 09/02/2015 At short, after returning from suspend the touchpad, all touchpad and glidestick actions are stuck to the window which was active before suspend or a window or panel selected immediately (less than a second) after the desktop is displayed after the login screen. ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed ** Summary changed: - [Dell Latitude E5440] ALPS touchpad and buttons work only in a single window. + [Dell Latitude E5440] ALPS touchpad and buttons work only in a single window after resume from suspend. -- 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/1510134 Title: [Dell Latitude E5440] ALPS touchpad and buttons work only in a single window after resume from suspend. Status in linux package in Ubuntu: Confirmed Bug description: ALPS touchpad and buttons work only in a single window. ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: linux-image-3.19.0-31-generic 3.19.0-31.36 ProcVersionSignature: Ubuntu 3.19.0-31.36-generic 3.19.8-ckt7 Uname: Linux 3.19.0-31-generic x86_64 ApportVersion: 2.17.2-0ubuntu1.5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: jsum 1861 F.... pulseaudio /dev/snd/controlC1: jsum 1861 F.... pulseaudio CurrentDesktop: Unity Date: Mon Oct 26 16:57:30 2015 HibernationDevice: RESUME=UUID=13c66e6a-58e2-431a-9f1b-15248ae2fbd0 InstallationDate: Installed on 2015-06-08 (140 days ago) InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422) JournalErrors: Error: command ['journalctl', '-b', '--priority', 'warning'] failed with exit code 1: No journal files were found. MachineType: Dell Inc. Latitude E5440 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.19.0-31-generic root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.19.0-31-generic N/A linux-backports-modules-3.19.0-31-generic N/A linux-firmware 1.143.3 SourcePackage: linux UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev' UpgradeStatus: No upgrade log present (probably fresh install) WifiSyslog: dmi.bios.date: 05/01/2014 dmi.bios.vendor: Dell Inc. dmi.bios.version: A06 dmi.board.name: 009TY8 dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 9 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvrA06:bd05/01/2014:svnDellInc.:pnLatitudeE5440:pvr01:rvnDellInc.:rn009TY8:rvrA00:cvnDellInc.:ct9:cvr: dmi.product.name: Latitude E5440 dmi.product.version: 01 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1510134/+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