Niche pharmaceuticals HS code verification

List of contents of this article:

• 1 ,Niche pharmaceuticals HS code verification How to install dual system xp and win7
• 2, 3 ways to install XP and win7 dual systems
• 3, Let win7 and WinXP dual systems coexist in the C disk
• 4, Win7 and XP dual What should I do if the system installation can't open the XP system
• 5, How to install XP dual system under win7?
• 6, How to do XP and Win7 independent dual system

How to install dual systemXp and win7

First of all, you need to prepare a main partition for installing the XP system. It is recommended to use the disk manager to create a main partition with a capacity of not less than 10GB in the Win7 system. Then start the computer with the Win XP installation CD and install it. The installation method is similar to the installation of the XP system.

Start the big sweet potato USB disk, select "[02] Big Sweet Potato WIN8×86PE Maintenance Version (new machine)" in the main menu interface, enter win8pe, open the "Big Sweet Potato PE One-click Installation Tool", click "Browse", and select the win7 system installation package in the USB disk. , and determine the other disks removed from the system disk.

Start the system after the installation is completed and run the "pqbw" in the conversion tool.Exe", in the pop-up dialog box (as shown in Figure 4), select the partition of XP and then select "Restart Now", and click "OK" to restart the computer. At this time, the partition used to install XP will be activated, but the partition used to install Win7 will be automatically hidden.

The method is to install the Windows XP dual system under Windows 7. This dual system installation is not a new installation and overwrites the Win7 system, but it is not completely impossible. In fact, after XP is installed to disk D according to the method of this article, it can still find a way to You can delete it in7 and then fix the boot of XP.

Dual system installation instructions: install XP first, then install Windows 7, and it's better not to do the other way around.Otherwise, XP will not overwrite the boot manager of Windows 7, which will be more troublesome. In a word, follow the installation principle from "low version to high version".

First of all, it should be clear: it is very simple to install the dual system of win7 under xp, but it is relatively troublesome to install the dual system of xp under win7, but it can also be successful. Second: It is better not to install all of them on the C disk, for safety, for the stability of the system and the easier to uninstall the dual system in the future.

3 ways to install XP and win7 dual systems

First, you need to prepare a main partition for installing the XP system. It is recommended to use the disk manager to create a main partition with a capacity of not less than 10GB in the Win7 system.Then start the computer with the Win XP installation CD and install it. The installation method is similar to the installation of the XP system.

Install XP first, and then install Windows 7. It's better not to do the other way around, otherwise XP will not overwrite the boot manager of Windows 7, which will be more troublesome. In a word, follow the installation principle of "old version to new version".

Installing XP with a CD-ROM can minimize problems such as not finding a hard disk or boot error caused by compatibility. It can be said to be the most effective way. After successful installation, restarting will enter XP by default, and there will be no selection menu. Therefore, you need to add a Win7 startup option.

The so-called dual system is to install two operating systems in your computer. For example, you originally had a wInxp operating system, and later installed a win7 operating system, then your computer is a dual system.

Virtual optical drive (ghost image installer), partition magician, which is integrated in Chenfeng PE. Now I will teach you how to pre-install ghost XP system 1 under win7, set the USB flash drive as the first boot item and enter the PE system.

Let win7 and WinXP dual systems coexist in C disk

1. First of all, you need to prepare one for installing XP system The unified main subdivision. It is recommended to use the disk manager to create a main partition with a capacity of not less than 10GB in the Win7 system. Then start the computer with the Win XP installation CD and install it. The installation method is similar to the installation of the XP system.

2. Because the partition was created in Win7, the XP installer cannot recognize it, so it needs to be formatted again in the next step. After the installation is completed, you can only enter the XP system, which requires further manual configuration to restore the boot menu.

3. Here I will demonstrate the installation of ghost windows XP system under PE with a made USB flash drive under the existing win7 system. The core idea of installation is: hide the previous win7 disk first, create another system partition, and let the ghost installer mistake this for the C disk. After installing XP, use software to repair the dual system startup.

4. The so-called dual system is to install two operating systems in your computer. For example, if you originally had a winxp operating system and later installed a win7 operating system, then your computer is a dual system.

5. Install WINXP in this way, and there will be a dual-system boot menu after restarting. It is okay for the two systems to be on disk C.I pretended to be like this myself. Of course, it is best to install it in 2 subdivisions.

What to do if Win7 and XP dual system installation can't open the XP system

1. Download NTBootAutofix (multi-system startup repair tool) in the system first . Enter the win7 system, right-click NTBootAutofix, click "Run as administrator", and we can see the screen. Click "Automatic Repair" and wait for a moment.

2. Target disk Please select your system disk, generally C disk, and then click the "Master Boot Record" button; click "windows NT S.x/x MBR" and click the "Installation/Configuration" button.

3. It is difficult to successfully start XP when installing XP, because Microsoft's system follows an order from low to high, that is to say, it is easy for dual-system success if you install Windows 7 under XP, and vice versa (of course, it may also be due to lack of personal ability).

4. Use the Win9X boot disk to start and use the EDIT.EXE command to edit this file. After starting EDIT.EXE, just enter the content of the Boot.ini file in the correct format and save it as a Boot.ini file. 2). Use the COPY CON command to create a Boot.ini file.

5. Hello, repair the boot file of the XP system. You can use the U boot disk to enter the repair.

6. This is due to the boot under the root directory of the C disk.The ini file is illegal, causing the default to start from C: Windows, but because your Windows XP is not installed on the C disk, the system prompts that the system file cannot be found. The startup failed as a result. The solution is to re-edit the Boot.ini file.

How to install XP dual system under win7?

1. First of all, you need to prepare a main partition for installing the XP system. It is recommended to use the disk manager to create a main partition with a capacity of not less than 10GB in the Win7 system. Then start the computer with the Win XP installation CD and install it. The installation method is similar to the installation of the XP system.

2. First of allInstall the Win7 system, enter the disk partition interface, divide the two main partitions first, and click "New Partition (New)" to enter the capacity. ( After sorting, choose a partition "Disk 0 Partition2" and click Next.

3. Use the virtual optical drive to load the mirror file that has been loaded. In fact, you can put the system mirror file on a disk other than win7 and winXP disks, so as to copy faster. Click the DVD xp system installation disk and restore the system to the previously divided xp disk (pay attention to select the right disk , otherwise the consequences will be very serious).

4. Win7 download xp dual system method I Install XP under WIN7, you can't use the installation version (the system doesn't support it), only the GHOST version of the system can be used.

How to do XP and Win7 independent dual system

First, you need to prepare a main partition for installing the XP system. It is recommended to use the disk manager to create a main partition with a capacity of not less than 10GB in the Win7 system. Then start the computer with the Win XP installation CD and install it. The installation method is similar to the installation of the XP system.

Set up XP to start XP independently in a dual system. The XP system is started through "C: NTLDR", so for users who install XP first and then install Win7, just change the hard disk master boot record to NT52 format.

The starting point for this is: install XP in IDE mode first, then install the AHCI driver after entering the system, and finally turn on AHCI.Installing XP with CD-ROM can minimize problems such as not finding a hard disk or boot error caused by compatibility, which can be said to be the most effective way.

For example, for users who install Win7 dual system on the basis of WinXP, after installing Win7, it will change the main boot record and use Bootmgr to manage multi-system startup.