Pharmaceutical intermediates HS code mapping

List of contents of this article:

• 1,Pharmaceutical intermediates HS code mapping When reinstalling the system today, the original system was not overwritten and installed in another disk. May I ask the wrong one...
• 2, The laptop system is installed incorrectly and cannot be turned on
• 3, How to restore computer system installation error

TodayWhen reinstalling the system, the original system was not overwritten and it was installed in another disk. May I ask the wrong one...

First, open the computer, right-click the computer, and click the properties to enter. Then enter the new interface and click Performance Information and Tools. Then enter the new interface and click Open Disk Cleanup. Then enter the new interface, click disk d, and click OK.

", press the "Del" key to enter the setting interface of CMOS. It should be noted that if you press too late, the computer will start the system, and the only way to restart the computer can be restarted. You can press and hold the Delete key immediately after power-on until you enter CMOS.

Although the original system files are still there, the files of the original system disk are all placed in this folder. After deleting this folder, the new system is still very clean, and you don't have to worry about not being overwritten.If you are still worried, when reinstalling the system, use the disk to install it and format the system disk in the middle.

Just replace the verified system disk and reinstall the system, so that the problem of system installation failure and failure to start normally can be solved automatically and smoothly throughout the whole process. It is okay to use a USB flash drive or a hard disk, and the installation speed is very fast.

Situation 2: The computer re-zones the hard disk before reinstalling, and generally nothing can be found back. Because the partition will format the hard disk. If you spend some money, you can find a data recovery company, or you can retrieve a considerable amount of data. Reinstalling the system refers to reinstalling the operating system of the computer.

If the fault persists, please use the system's built-in system to restore it until you don't have this failure (or use the restore software to restore the system).

The laptop system is installed incorrectly and cannot be turned on

one, enter the safe mode and remove the latest Installed driver/software. 1 Boot to WinRE (Windows Recovery Environment), which can be understood as recovery mode.You can press the power-on button for a long time until the machine is power-off, then turn it on, and then turn off the power, repeat 3-5 times until you enter the recovery mode as shown in the figure below.

CD-ROM installation: The computer uses the CD-ROM to reinstall the system. The operation steps are as follows: (1) Prepare the system CD-ROM: If not, you can go to the computer store to buy it. If you need to install any system, you can buy the latest version of the CD-ROM of any system. If you have a burning optical drive, you can also download the ISO format system file on the Internet and burn it to the system CD.

Take Dell Latitude 5280 win10 as an example, the failure of the Dell computer to boot after reinstalling the system may be caused by hard disk damage or poor hard disk power contact. It is recommended to turn off the computer and then replace the hard disk.

The failure of reinstalling the laptop system is a normal phenomenon. It is a common problem, mainly caused by incorrect methods.The system installation process needs to be restarted. Put the optical drive into the system disk, then restart, select F12 to open the hard disk boot settings, and select the DVD to automatically enter the installation interface.

In this case, firstly, the operating system is not installed correctly, and secondly, the hard disk of the notebook has a hardware failure and cannot be recognized.

How to restore the computer system installation error

1. Click "System Restore" in the "System Protection" interface just now. Click Next in the pop-up system restore prompt window. Click to show more restore points, and you can also see the restore points automatically created by the system after the update.

2. There are generally several ways to restore the computer system with its own system restoration.Click: Start-Program-Attachment-System Tools-System Restore, select to restore to an early system detection point, and then wait for the restoration process to be completed. The prerequisite is that you have not prohibited the system from restoring.

3. If the backup file of the system is not damaged, it can be manually restored with one click through the GHST CD with PE or the USB flash drive with PE.

4. Under the condition that it is turned on, proceed according to the operation. Find the system restore. First, open the start menu and select "Attachments" "System Tools" "System Restore".