How to use AppUploader to create an Apple certificate?

How to use AppUploader to create an Apple certificate?
Step 1: Certificate ManagementClick on the "Certificate Management" on the homepage.
Step 2: Create a New CertificateClick on "Add" to create a new certificate file. A free account can only be used for 7 days and does not have automatic message functionality. The automatically generated certificate is used to configure active websites and cannot be used for Apple login, payment, or active functions. The red circle marks the Development certificate, while the Distribution certificate is used for publishing and management, which can only be accessed by paying the annual fee of 99 USD to Apple.
Step 3: Use AppUploader Service to Sync the CertificateIf you select "Use AppUploader Service to Sync the Certificate," you will be able to download and use this certificate on different computers. You can also upload the IPA file to the App Store for Apple's review without the need for a Mac computer or XCode. It is very convenient and simple.After the new certificate is completed, save it to your desired location. The certificate is already created in the .p12 format and ready for use.