![]() ![]() ![]() If that does not get the Ubuntu installer running, try disabling anything mentioning UEFI in the firmware settings. What you need to do first is to disable SECURE BOOT in the firmware settings. The picture above actually only confirms your DVD/USB booted using UEFI and there will be some means in firmware settings to ensure drives are booted in order to make the UEFI installer run (a solution may possibly be as simple as ensuring SATA is set to AHCI) - check your vendors manual! Also check the UEFI Community Documentation Section 2.3 for more details. REF: UEFI Community Ubuntu Documentation Section 2.4 If your machine is CSM capable (which is a full UEFI implementation with an emulated BIOS layer) after selecting any option from the grub list the system will hang at a black screen. To identify if your machine is booting in installer UEFI mode you will see Ubuntu's installer 'when attempting to run in UEFI mode) will hang and stop due to different manufacturer's implementations of the UEFI specification and will hang in different ways. Black screen or "you need to load kernel first" and "can not read file/cd0" errors when installing to an UEFI capable machine: You can also try acpi = off and nolapic if nomodset also shows up as a black screen. Then press Esc, and press Enter to "Try Ubuntu without installing." Press F6, use the ← ↑ → ↓ keys to go down to nomodeset, and press Enter. To see if it works for you:īoot from the Desktop Live CD and press the ↓ key when you see the below: Fixing it and getting to the Ubuntu Desktop to try or install it can often be surprisingly easy fix: the nomodeset parameter. The Ubuntu installer's startup portion is sometimes incompatible with certain graphics cards. Black/purple screen when you try to boot the LiveCD Verify the integrity of the burned CD/DVD or written USB flash drive (this also checks that it's accessible by the computer on which you wish to install).Ģ.Check out these steps to see how to check your CD once you boot into it to make sure it's ready to go.See also: Where to find the checksums of Ubuntu ISO images? or MD5 hash for ubuntu. Ensuring your CD/DVD or USB flash drive burned/written correctly and not damaged: The screen shows the currently installed version of iOS and whether an update is available.If you are trying to install Ubuntu 1. To check for and install software updates, go to Settings > General > Software Update. To turn off automatic updates, go to Settings > General > Software Update > Automatic Updates. You’re notified before an update is installed. When an update is available, iPhone downloads and installs the update overnight while charging and connected to Wi-Fi. Turn on iOS Updates below Automatically Install and Automatically Download. Go to Settings > General > Software Update > Automatic Updates. When you download the latest version of iOS, your data and settings remain unchanged. If you have not downloaded the most current release, you will not see the option to install the latest release.įind out which iPhone models are compatible with iOS 17. You will only see updates that are compatible with your current software version. Before downloading new software, it's a good idea to back up your device to make sure that you have a copy of your important information. ![]()
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