How to understand re-export regulations

R720 install Windows 7 tutorial R720 is How to understand re-export regulationsa very classicThe laptop has excellent performance and stability, which is loved by many users. I believe that many users want to install Windows 7 system on their R720, but they don't know how to operate it. Today, we will introduce how to install Windows 7 in R720. Step 1: Preparation Before starting to install Windows 7, we need to make some preparations. First of all, we need a Windows 7 CD or a USB flash drive, which can be downloaded and produced from Microsoft's official website. Secondly, we need to back up our important data, because the hard disk will be formatted when installing the system, resulting in data loss. Finally, we need to enter the BIOS and set the boot item to the optical drive or USB flash drive. In this way, it will automatically start from the CD-ROM or USB flash drive when it is turned on.Step 2: After starting the Windows 7 installer and preparing for the work, we will insert the CD-ROM or USB flash drive into the computer and restart the computer to start installing Windows 7. The system will automatically start from the CD-ROM or USB flash drive and enter the Windows 7 installer interface. On this interface, we need to select the language, time zone, keyboard and other information, and click "Next". Step 3: Disk partition. Next, we need to partition the hard disk. If the computer has installed the Windows system before, the system will automatically detect the previous partition information and prompt which partition the system can be installed. If the system has not been installed before, you need to manually partition the hard disk. We can choose to install the system in one partition, or we can install the system and data in different partitions separately.If you need multiple partitions, you can click the "New" button, then enter the partition name and partition size, and finally click the "Apply" button. Step 4: After the installation system is partitioned, we need to click the "Next" button, and the system will enter the installation process. The installation process takes a few minutes, and we need to wait patiently. When the installation is completed, the system will restart automatically. It should be noted that do not unplug the CD or USB flash drive when restarting, otherwise the system may not start normally. Step 5: Set up the system. When the system restarts, we need to enter the administrator account and password. After entering the administrator account and password, you can enter the system. We need to make some system settings, such as setting up access to the network, installing network drivers, setting the display resolution, etc. These settings are relatively simple, and you just need to follow the prompts.The summary is the method of R720 to install Windows 7. Although the whole process requires a certain technical level and experience, as long as you follow the above steps, you can successfully install the Windows 7 system. It should be noted that you should back up your important data during the installation process to avoid unnecessary losses. After installing the system, we can install the software according to our own needs to make the computer more flexible and efficient.

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