Ubuntu安装及启动问题求助

Hey there, let's figure out how to fix that "SGX disabled by BIOS" error that's blocking your Ubuntu install from booting!

First, let's break down what's going on: SGX (Intel Software Guard Extensions) is a security feature on Intel CPUs, and right now your BIOS has it turned off—Ubuntu's installer is hitting this and getting stuck. Here's how to fix it step by step:

• Restart your PC and enter BIOS/UEFI settings
  When your computer first starts up, keep an eye on the screen for a prompt (usually something like "Press Del to enter Setup" or "F2 for BIOS"). The key varies by brand: Del for ASUS/MSI, F2 for Dell/Lenovo, F10 for HP. Tap that key repeatedly until you get into the BIOS menu.

• Locate the SGX settings
  Navigate through the BIOS tabs—look for sections like Security, Advanced, or CPU Configuration. The option might be labeled "Intel SGX" or "Software Guard Extensions". It might be tucked under a sub-menu related to CPU features.

• Adjust the SGX status
  Try setting it to Enabled first. If you don't see that option, look for Software Controlled—this lets the operating system manage SGX, which should let the Ubuntu installer proceed. Avoid leaving it on Disabled (that's what's causing the problem now).

• Save changes and restart
  Once you've adjusted the setting, press F10 (this is the common save-and-exit key, but check your BIOS screen for confirmation) to save the changes and reboot your PC. Then try running the Ubuntu installer again—it should boot up normally now.

If you can't find the SGX option in your BIOS at all, here's a workaround you can try during the Ubuntu boot process:

• When you see the GRUB menu (the screen with Ubuntu install options), select the "Install Ubuntu" entry and press e to edit the boot parameters.
• Find the line starting with linux—scroll to the end of that line, add sgx=off, then press F10 to start the installer. This tells Ubuntu to skip the SGX check entirely.

Just a heads-up: updating your BIOS to the latest version might also help if the SGX option is missing, but be careful with BIOS updates—make sure to follow your motherboard manufacturer's exact instructions to avoid issues.

备注：内容来源于stack exchange，提问作者Chris Latta