1. First, on the Apple phone, open the safari browser. As shown in the figure below:
2. Enter "ibeta.me" in the top search box, and click "Go" in the lower right corner to enter the download address of Apple beta official website. As shown in the figure below:
3. Then click "Try Now" on the IOS 14 firmware, as shown in the figure below.
4. A prompt will pop up to download the description file directly. Click "OK".
5. Then a box will pop up to prompt whether downloading the configuration description file is allowed, and click "Allow".
6. The system will download the ios 14 description file. After downloading, you will be prompted that the description file has been downloaded. If you want to install, you need to install the description file in the settings, and then you can update the ios 14 system.