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Win7 CD-ROM reinstallation system tutorial,Champions League simple operation, perfect! With the increase of computer usage time, we often encounter various system problems, such as frequent blue screens, slow computer operation, various strange error prompts, etc. These problems will bring us a lot of troubles.If some hardware problems are excluded, we usually need to consider reinstalling the system and returning the computer to normal. This article will introduce a simple method to you - reinstall the system with Win7 CD-ROM. I. Preparation work Before reinstalling the system, we need to prepare for it. 1. Back up important files and data. Pay attention to backing up important files and data before reinstalling the system to avoid data loss. Two. Prepare the installation CD or USB flash drive of Win7. If you haven't installed a CD or USB flash drive, you can also download the Win7 installation file from the official website and make it into a boot USB flash drive. However, it should be noted that the version of the CD or USB flash drive should be consistent with the version installed in the system. 3. Backup system driver. After installing the system, we need to reinstall some drivers, which can be downloaded from the manufacturer's website or backed up in advance.II. After the installation preparation is done, we can start to reinstall the system. The following are the detailed steps: 1. Insert the installation CD or USB flash drive into the computer and restart the computer. Two. When the computer starts, press the F2 or DEL key to enter the BIOS settings, and then set the optical drive or USB flash drive as the boot device. 3. After saving the settings, exit the BIOS, restart the computer, and enter the system installation interface. Four. In the installation interface, select the "Install Windows 7" option and press Enter. 5. In the next interface, select your language, time zone, date and other information, and then there is another important option - installation type, select "Custom (Advanced)". 6. In the next interface, we need to set up the hard disk partition. If you only have onePartition, then select "Device Options (Advanced)", delete the original partition and set a larger partition. 7. Wait for the system installation to complete, and make further settings according to the prompts. Pay attention to choosing your location, network, username and password, etc. Eight. Install the system driver. The driver can be installed in many ways through CD, USB flash drive or after downloading the driver. The above are the specific steps to reinstall the Win7 CD-ROM system. If you follow the above steps, your computer will get the best recovery effect. III. Precautions In the process of operation, there are still some details that need to be paid attention to. 1. Make sure to back up important files and data, and choose to format and delete the original partition information to avoid data loss and other problems. Two. During the installation process, the system must be updated in time to ensure the function and security of the system.3. It is best to choose genuine software and do not use pirated software, because pirated software may have viruses and malicious programs, which will cause damage to the system and personal information. Four. After reinstalling the system, do not install some unnecessary third-party applications so as not to affect the performance and security of the system. In a word, although the operation of reinstalling the Win7 CD system is simple, it should not be taken lightly. We need to prepare carefully, strictly follow the operation steps and follow the precautions, so that we can successfully complete the reinstallation of the system, return the computer to normal, and maintain a good operating state.

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