If you have purchased the "Extended Download Service", you can go to the Extended Download Service section in the Member Center and find the corresponding software and version. Just select the product and version you need to install.
If you come across any problems during the process of purchasing or using our product(s), please feel free to contact us. Our service team is always on hand to assist you, and your issue will be dealt with as soon as possible.
1. At the top left, open the Apple menu. 2. Select About This Mac. 3. In the "Overview" tab, look for "Processor" or "Chip". 4. Check if it says "Intel" or "Apple".