Christopher M. Penalver, thank you for your patience. Updated BIOS as per instructions, bug is still reproducible.
ouroumov@Bloc:~/Desktop$ sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date 1.7.6 07/13/2016 --- As Provided instructions do not mention the BIOS update procedure for non-EFI systems, and I'm running in Legacy mode, I'm providing the following instructions in the hope other users will profit: 1. Download the file from here: http://downloads.dell.com/FOLDER03819788M/1/OptiPlex_7440_1.7.6.exe 2. run command: sha256sum OptiPlex_7440_1.7.6.exe 3. Verify output of command contains: b239b4c1274992b4dd239e628f8ee2ed98f7860df6d819eb304b69ee595185b4 4. Copy file to FAT32 partition on USB key 5. Reboot, hold F12 to access Boot menu, select Bios Update option, you should be able to pick the file. (DELL Firmware can't read ext4) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1619556 Title: Video Stacking/Scaling issue on DELL OptiPlex 7440 AIO ( Intel Core i5-6500 Skylake ) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1619556/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
