无编程基础用户求助：预装FreeDOS的HP笔记本Ubuntu安装遇阻

Hey there! Let's get your Ubuntu installed smoothly—no coding skills required, I’ve got you covered. Let’s start by fixing the misstep in making your USB installer, then walk through the rest step by step.

You copied the ISO file and installer tool to the USB drive directly, but that’s not how you make a bootable installer. We need to "burn" the ISO onto the USB so your HP laptop recognizes it as a bootable system. Here’s how to do it right on your working Windows computer:

• First, back up everything on your USB drive—this process will erase all data on it.
• Plug the USB drive into your Windows PC, then run the Universal USB Installer 1.9.8.0 you downloaded.
• Follow the wizard:
  1. From the first dropdown, select the Ubuntu version you downloaded (e.g., Ubuntu 22.04 LTS).
  2. Click Browse and pick the Ubuntu ISO file from your desktop.
  3. From the second dropdown, choose your USB drive (double-check you don’t pick your PC’s hard drive!).
  4. Check the box that says "I agree to the license agreement", then click Create.
  5. Wait for the progress bar to finish—when it says "Done", you can safely remove the USB drive.

You were on the right track pressing Esc, but let’s make sure you pick the right option:

• Plug the newly made bootable USB into your HP laptop, then turn it on.
• Quickly press the Esc key repeatedly as soon as you see the HP logo—don’t wait for the FreeDOS screen to load.
• You’ll see a HP startup menu. Look for an option like "Boot Menu" or "USB Storage Device" (it might have your USB brand name in it). Select that option and press Enter.
• If Esc doesn’t bring up the menu, try pressing F9 instead—some HP models use F9 for boot menu access.

Once you boot from the USB, you’ll see the Ubuntu welcome screen. Follow these prompts:

• Select your language, then click "Install Ubuntu".
• Choose your keyboard layout (e.g., Chinese (Simplified)).
• Connect to Wi-Fi if you can—this lets Ubuntu download updates and useful drivers during installation.
• The most important step: Installation Type
  Since your laptop only has FreeDOS (no Windows), select "Erase disk and install Ubuntu". This will wipe the entire hard drive and set up Ubuntu for you—no complicated partitioning needed, perfect for beginners.
• Pick your time zone (e.g., Shanghai).
• Create a username, password, and name for your laptop, then click "Continue".
• Wait for the installation to finish—it might take 10-20 minutes depending on your hardware.
• When prompted, restart your laptop, remove the USB drive, and press Enter. You’ll boot into your new Ubuntu system!

• If the USB doesn’t boot: Try re-making the boot drive (sometimes the first attempt fails), or check if the USB is fully plugged in.
• If you can’t access the boot menu: Make sure you’re pressing Esc/F9 right when the laptop turns on—don’t wait too long.
• If installation says "not enough space": Ensure your laptop has at least 25GB of free hard drive space (Ubuntu needs this minimum).

内容的提问来源于stack exchange，提问作者david yates