Exit Zen
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If your graphics card is listed, check if a workaround is documented to make it work on Tails.
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If your graphics card is not listed, please [[contact our support team by email|support/talk]].
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The version of Tails that you are trying to start.
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<table>
<tr><th>Name</th><th>ID</th><th>Revision number</th></tr>
<tr><td>Advanced Micro Devices, Inc. [AMD/ATI] Hawaii PRO [Radeon R9 290/390]</td><td>[1002:67b1]</td><td></td></tr>
</table>
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Adding `radeon.dpm=0` to the [[boot options|doc/advanced_topics/boot_options]] might fix the issue.
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Other graphics cards in the [[!wikipedia Radeon_RX_400_series]] might be affected.
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<h2 id="amd-vega">AMD Radeon RX Vega family</h2>
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For example, if you see an error about `8086:4c8a`, use this boot option: `i915.force_probe=4c8a`.
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Explicitly select one of the two graphics adapters in the BIOS instead of letting the system choose one automatically. If this does not solve the problem, try selecting the other graphics adapter.
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Try starting Tails using the following [[boot options|doc/advanced_topics/boot_options]]. You should try only one of these boot options per start attempt.
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For example, in the Acer Aspire e13.
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<h1 id="other-issues">Other issues</h1>
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<h2 id="black-screen-switchable-graphics">Black screen with switchable graphics computers</h2>
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Some computers with switchable graphics (such as Optimus) fail to choose a video card and end up on a black screen. This has been reported for MacBook Pro 6,2, MacBook Pro 10,1 Retina, MacBook Pro 15-inch (early 2011) and might affect many others.
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For the Mac computers, it is possible to use a third-party application, <http://gfx.io/>, to force integrated graphics only through macOS. Then restart in that special mode that works with Tails.
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<h2 id="qemu">Virtual machines with <span class="application">virt-manager</span>, <span class="application">libvirt</span> and <span class="application">QEMU</span></h2>
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See the
[[dedicated troubleshooting documentation|doc/advanced_topics/virtualization/virt-manager#graphics-issues]]
about graphics issues in Tails running inside a virtual machine
with <span class="application">virt-manager</span>.
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<h2 id="vmware">Virtual machines with <span class="application">VMware</span></h2>
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To improve support of Tails running inside a virtual machine with *VMware*, install the `open-vm-tools-desktop` software package as [[Additional Software|doc/persistent_storage/additional_software]] in Tails.
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<h2 id="boot-options">Probing EDD error</h2>
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