![]() Certainly that is easy to try, and avoids the risk of flashing the BIOS. If you want to run with secure-boot enabled, you should ensure you BIOS is current enough to allow that. ![]() Since the machine came with Windows 8, it is running in UEFI mode, so Ubuntu should be installed in UEFI mode too. Your Satellite C855 with Windows 8 was one of the early UEFI machines, and had some problems with the secure boot keys. Starting with good, validated media will eliminate a lot of weird, non-repeatable errors. If you are really concerned about altered ISOs, additionally use the GPG signatureĪfter creating the install media, you can run the media-check if offered from the grub menu to ensure the media has no problems. Regardless of which mirror/torrent you use to get the ISO, get the hashes from the main Ubuntu site. Does anybody have any insight about this? Like I said I just want to try it right now I'm not looking to install yet!ĭownload the appropriate ISO (32 bit, or 64 bit), and hashcheck it to ensure no errors occurred in the download. BIOS but I don't understand it and can't really figure out how this is relevant to my situation, or if that's what's causing my problem. Did that mess up my DVD? It does this whether secure reboot is enabled or disabled. At that point I have to force shut down my computer. I've turned off fast boot, but when I try to boot my computer from the DVD it first takes me to the Grub(?) menu instead of the installation menu I saw in the tutorials, and then when I select try without installing, it just gives me the message " Ignoring GBRT: Invalid Status 0 (Expected 1)", and then doesn't do anything. ![]() However I'm having trouble when it actually comes to booting from the DVD. I chose Ubuntu 14.04 because I read that it was the easiest/most common for beginners, but if I should give up and start somewhere even more basic just stop me here.Īnyways I downloaded the Ubuntu 14.04 ISO file and burned it to a DVD, which seemed to go well, the files on the DVD look like they're supposed to at least. This is my first time trying to mess around with operating systems like this, and honestly I don't know much about operating systems at all. I'm completely new to linux so I'm trying to try (without installing) Ubuntu 14.04 on my Toshiba Satellite with Windows 10 (originally Windows 8) computer.
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