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XP Win7 dual system installation tutorial: XP and casino plus free 100Win7 dual system installation strategy Nowadays, computers are getting more and more powerful, and it is no longer difficult to install two operating systems and run in parallel. . For some old machines, not only XP can be installed, but also Win7 can be installed, which can give full play to more powerful computing power. This article will explain to you how to install XP and Win7 dual systems on one computer. 1. First of all, you need to prepare the installation disk of XP and Win7, and also back up your important files to prevent accidental losses. In addition, for some older computers, it is also necessary to check whether the hard disk capacity and memory size meet the requirements of the dual system.Two. To set the computer to allow boot from DVD or USB, you need to set the startup mode of the computer to boot from DVD or USB before installing the system. It can be achieved through the following steps: a. Press F2, Del, F12 to enter the BIOS interface b. After entering the BIOS, find the tab "Boot" c. Put "Removable Device" or "CD-ROM Drive" first d. Press F11 to Exit to save the settings and restart 3. Install XPa. Insert the XP installation disk into the computer and restart the computer b. Press any key to start the XP installer c. Select the "Install Windows XP" option d. Install according to the interface prompts, pay attention to select the correct installation driver and other options 4.Install Win7a. Insert the Win7 installation disk into the computer and restart the computer b. Press any key to start the Win7 installer c. Select the "Install Windows 7" option d. Install according to the interface prompts, pay attention to select the correct installation driver and other options 5. Set the system startup item. When XP and Win7 systems are installed on the computer at the same time, XP will run by default every time it is started, so some settings need to be made to the system to run Win7. The specific steps are as follows: a. In the XP system, download the EasyBCD program b. Install the EasyBCD program and open the "New Entry" option c. Select "Windows 7" d in the "Type" drop-down list.After completion, restart the computer 6. The above summary is some basic steps for the installation of XP and Win7 dual systems. If you are trying for the first time, it is easy to encounter problems during the installation process, so you need to read the tutorial carefully. Dual systems can choose more suitable software and more efficient computing power on different operating systems, but they also need to double the protection of their own files to avoid accidental deletion and other problems.

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