How to identify correct HS codes

Install win7 black screen (How to solve the black screen after installing Win7) What will you do How to identify correct HS codeswhen you can't enter the desktop of the system after installing the Win7 system? This phenomenon is the problem of Win7 black screen. Black screen in Win7 is a relatively common problem. There may be many reasons for it, but there are also many solutions. Next, I will introduce several ways to solve the black screen of Win7. I hope it can be helpful to you. Method 1: Wait for the system to be installed. When installing the Win7 system, sometimes there may be a black screen for a long time, which may be because the system is performing some important operations, which takes time to complete. If you can wait patiently, you are likely to wait until the system automatically starts the desktop screen to solve the problem. Method 2: Restart the computer. If there is a problem with the black screen of Win7, you can try to restart the computer to solve the problem.After restarting, the operating system may automatically detect and correct the problem. If you don't seem to be able to solve problems, this method is a good choice. Method 3: Restore the system. If you encounter a black screen problem after installing the Win7 system and there is no other solution, you can try to use the system restore function to solve the problem. If you install the system manually, you can refer to the following method: 1. When starting the computer, press the F8 key and select the "Repair Computer" option. Two. In the "Activate Automatic Repair" interface, select "System Restore". 3. According to the system prompts, select the restored time node, and then start the restore operation. Four. After the restoration is completed, restart the computer to see if the black screen problem has been fixed. Method 4: Update the displayThe black screen problem of the card driver may be related to the outdated graphics card driver. You can try to update the graphics card driver to solve the problem. The specific operation steps are as follows: 1. Open "Device Manager"; 2. Check whether the graphics card is working normally. If it is normal, you can try to delete the graphics card driver and reinstall it. 3. You can go to the official website to download the appropriate driver software, let the computer re-recognize the graphics card, and check whether the black screen problem has been fixed. Method 5: Start the safe mode. In Win7, we can start the operating system through the safe mode and try to fix the problem. Only the necessary drivers are loaded in safe mode, which can eliminate some unnecessary interference and fix the problem. The specific operation steps are as follows: 1. Start the computer and press the F8 key when the Windows computer starts to start the process.Two. Select "Safe Mode", and then follow the prompts on the operating system to enter the operating system. 3. By entering the safe mode, you can check whether the black screen problem of Win7 has been fixed. In summary, although the problem of Win7 black screen is common, it can also be solved. The above are some of the ways to solve the black screen problem. I hope you don't give up no matter what you encounter, and don't reinstall the system easily, because this will cause more trouble. If the problem still cannot be solved, you can get the help of professional technicians.

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