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You can set an environment variable system-wide by setting it in /etc/default/locale. This will set it for all users, so you want to be sure that's what you really want. Keep in mind that local settings (such as in .bashrc) will override the system-wide setting.


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There is no need to install the open source drivers. They are already installed by default. You can check which kernel module is used by running lspci -k | grep -EA2 'VGA|3D' in terminal. It will show something like this 01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] RV620/M82 [Mobility Radeon HD 3450/3470] Subsystem: ...


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To fix your kernel troubles with missing modules, you can try to install the 4.4.0.22 linux image: apt install linux-image-4.4.0-22-generic


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OK, poring over the log I saw a GTK error. I had installed manually GTK 3.20, I was sure I had restarted since but apparently not. Uninstalling GTK 3.20 to go back to 3.18 solved my issue. Thanks to everybody who chimed in with suggestions.


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The proprietary driver fglrx is no longer supported by amd and you can't use it in ubuntu 16.04 (due to xorg and kernel versions). The alternative is the amdgpu opensource driver which your system will use it automatically if your gpu supported it. Since it doesn't seem to support it you only have the radeon opensource driver. If you need fglrx then yes, the ...


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Try this for a change : How can I disable ATI discrete graphic GPU at startup in Ubuntu 14.04 without BIOS?. Some possible solution at page bottom. In particular, try to pass radeon.runpm=0 to the kernel instead of radeon.modeset=0 .


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had the same problem with a similar radeon graphic card. i installed the mainline kernel version 4.6 from here: http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.6-yakkety/ Here is a guide for the installation: https://wiki.ubuntu.com/Kernel/MainlineBuilds#Verifying_the_mainline_build_binaries After booting the new kernel, i tested the card with the ...


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I have been using this graphics card for a couple of days now (June 2016) with Xubuntu 16.04. I am using the open source driver provided by the system, though there is no mention made of this card being supported when one looks through Xorg logs. There seems to be a binary driver listed on the AMD website, but I have not tried it. I did have to set "...



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