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How to reinstall the computer system without a CD

2025-10-26 08:47:29 science and technology

How to reinstall the computer system without a CD

As technology advances, optical discs are gradually becoming obsolete, and many modern computers no longer even come with optical drives. So, how to reinstall the system without a CD? This article will introduce in detail several methods of reinstalling the system without a CD, and attach recent hot topics and hot content to help you quickly master the operation skills.

1. Hot topics and hot content (last 10 days)

How to reinstall the computer system without a CD

hot topicsHot content
Windows 11 updatesMicrosoft releases Windows 11 version 23H2, adding new AI features and performance optimizations
USB reinstallation systemMore and more users choose U disk to reinstall the system instead of traditional CD installation.
Cloud reinstallation systemSome brands of computers support cloud recovery systems without external media.
System backup and recoveryHow to back up important data and restore the system has become the focus of users

2. Several methods of reinstalling the system without using a CD

1. Use USB flash drive to reinstall the system

This is one of the most commonly used methods today. You need a USB flash drive with a capacity of at least 8GB and follow these steps:

stepOperating Instructions
1Download system image file (ISO format)
2Use a tool (such as Rufus) to create a bootable USB flash drive
3Set BIOS to boot from USB flash drive
4Follow the prompts to complete the system installation

2. Use the system recovery partition

Many brands of computers come with a system recovery partition pre-installed at the factory. You can reinstall the system in the following ways:

brandrecovery button
LenovoPress F11 when booting
DellPress F12 when booting
HPPress F9 when booting

3. Use cloud recovery tools

Some brands of computers support cloud recovery system functions, such as:

brandCloud recovery tool
Microsoft SurfaceSurface recovery image
AppleMacmacOS recovery mode

3. Precautions

1. Be sure to back up important data before reinstalling the system to avoid data loss.
2. Make sure the computer has sufficient power or is connected to a power source to avoid power outages during the installation process.
3. When downloading system images, please choose official channels to avoid security issues.

4. Summary

With the development of technology, reinstalling the system no longer relies on CDs. Whether it is through a USB flash drive, recovery partition or cloud tool, system reinstallation can be easily completed. I hope this article can help you solve computer system problems and make your computer look like new!

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