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You lack the needed firmware file to enable your card and driver to work properly. Please download this file on another computer and transfer it to the Ubuntu computer on a USB key or similar: http://mirrors.kernel.org/ubuntu/pool/main/l/linux-firmware/linux-firmware_1.155_all.deb Drag and drop it to the desktop of the Ubuntu computer. Install it from the ...


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I also had this problem on my acer e11 aspire (tried several linux distros). Aparently, the problem was using the BIOS firmware in legacy mode. Switching to UEFI mode in the BIOS menu solved all problems for me. I hope this works for you too.


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Here's the solution to the shutdown problems: [...] In the BIOS settings I had to disable the "xHCI support (external USB 3.0 controller)". Maybe not the best solution, but it works for me. Also, it's worth mentioning that I disabled UEFI in the BIOS and using legacy mode instead [...] Source: ...


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There have been reports of Acer laptops failing to shutdown or restart properly with some recent kernels. Disabling XHCI USB3 support in the BIOS seems to workaround the issue. This will have the disadvantage of slowing down any USB3 devices to USB2 speeds. It is probably the same USB3 issue reported as bug #1485057 which is likely to be fixed in recent ...



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