如何格式化Linux？戴尔Inspiron 7567 SSD格式化及双系统重装咨询

Hey there! Let's walk through exactly what you need to do to format your SSD (currently running Ubuntu) for Windows first, then later reinstall Ubuntu. I'll also cover general methods to format Linux systems in different scenarios.

一、格式化SSD以安装Windows（后续再装Ubuntu） #

Since your SSD has Ubuntu pre-installed, the easiest way to format it for Windows is directly through the Windows installation process—no extra tools needed upfront. Here's how:

1. Create a Windows installation USB drive

   • Download the official Windows ISO, then use a tool like Rufus or the Microsoft Media Creation Tool to burn it to an 8GB+ USB drive.

2. Boot from the Windows USB

   • Restart your Dell Inspiron 7567, press F12 (Dell's standard boot menu key) as soon as it powers on, then select your USB drive from the list.

3. Delete Ubuntu partitions during Windows setup

   • Follow the on-screen prompts until you reach the "Where do you want to install Windows?" step.
   • You'll see several partitions on your SSD (these are Ubuntu's ext4 system partition, swap partition, etc.—they won't have drive letters). Select each SSD partition one by one, click "Delete", and confirm when prompted.
   • Once all SSD partitions are deleted, you'll see "Unallocated Space" for the SSD. Select this space, click "Next"—Windows will automatically create the necessary NTFS partitions and format the SSD for you.

4. Finish Windows installation

   • Let the Windows setup complete, then prepare an Ubuntu installation USB later to reinstall Ubuntu (you can allocate space from your HDD or leftover SSD space for Ubuntu during that setup).

二、格式化Linux系统的通用方法 #

There are two common scenarios for formatting a Linux system—either from a Windows environment or a Linux live session:

Scenario 1: Format Linux partitions from Windows #

If you already have Windows installed and want to wipe old Linux partitions:

• Right-click the Start Menu → select Disk Management.
• Look for partitions labeled "Unknown" (these are your Linux ext4/swap partitions, no drive letters assigned).
• Right-click each of these partitions → select Delete Volume, confirm the action.
• You can then create a new NTFS partition from the unallocated space, or leave it unallocated for your future Ubuntu installation.

Scenario 2: Format Linux partitions from a Linux Live Session #

If you're using an Ubuntu live USB (like the one for reinstalling Ubuntu):

• Boot into the "Try Ubuntu" mode (don't click "Install Ubuntu" yet).
• Open the GParted Partition Editor (if it's not pre-installed, open a terminal and run sudo apt update && sudo apt install gparted).
• In GParted, select your SSD/HDD from the top-right dropdown menu.
• Find the Linux partitions (labeled ext4, swap, etc.), right-click each → select Delete.
• Click the green checkmark button in the toolbar to apply changes. You can create new partitions (e.g., ext4 for Ubuntu) if needed.

Important Notes #

• Backup everything first! Formatting will erase all data on target partitions—save any important Ubuntu files to an external drive before starting.
• When reinstalling Ubuntu later, double-check to select the correct drive/partitions to avoid overwriting your Windows installation.
• If you run into boot issues, check your Dell BIOS settings: ensure Secure Boot is enabled (most modern Windows and Ubuntu versions support it), or disable it if you hit compatibility problems.

内容的提问来源于stack exchange，提问作者Wathek