Do you have practical experience uploading applications to the App Store for distribution?

Yes, I have practical experience uploading applications to the App Store. The process involves several key steps:

1. Preparing the application: setting up icons, screenshots, and metadata.
2. Creating and configuring certificates and profiles for signing the application through the Apple Developer Account.
3. Building and archiving the application in Xcode or using Flutter tools.
4. Uploading the application to App Store Connect via Xcode or Transporter.
5. Filling out application information, setting prices and availability.
6. Submitting the application for review by Apple.
7. After approval, publishing the application on the App Store.

This process requires attention to detail and understanding of Apple's requirements for applications.