How to Install ASYCUDA World System on Desktop/Laptop System requirements: Operating system: Windows 7, 8, 10 or Higher, Mac OS Hardwares: CPU: 2.4GHz or Higher Memory (RAM): 8GB or Higher Softwares: Java 8 update 51 (Don't update after installation) Adobe Reader (PDF viewer) Installation steps: Step-1: Remove all other installed versions of Java (If installed) Step-2: Before downloading Java, Please check which operating system you are using, by following below: Setp-2.1:Open "My Computer" and "Right Click" on empty space then select "Properties". Step-2.1 ScreenShot Step-2.2:Here you can check the operating system type. Setp-2.2 ScreenShot Step-3: Download and install Java from below, "x32bit" or "x64bit" based on your operating system. jre-8u361-windows-x64.exe (For x64bit operating system) jdk-8u101-windows-x86.exe (For x32bit operating system) Java for Mac or other OS Step-4: After completing the installation click on "Start Menu" and search for "Control Panel". Step-4 ScreenShot Step-4.1:Now Click on "Java" to open "Java Control Panel". Step-4.1 ScreenShot Step-4.2:First, disable "Check for Update Automatically". Step-4.2 ScreenShort Step-4.3:Open the "Security" tab and set the security level to "Very High". Step-4.3 ScreenShot Step-4.4:Now add below 4 links by clicking on "Edit Site List". http://172.21.25.12:8081 http://172.21.3.14:2006 http://awproddc.customs.gov.bd https://customs.gov.bd Step-4.4 ScreenShort Step-5: Now go to "https://customs.gov.bd" and download the latest "Customs Environment". Step-5 ScreenShot Step-6: After downloading "Customs Environment" open it and select "Later". Remember don't update after installation. Step-6 ScreenShort