1. Prepare a PC, an iphone, a data cable and an unsigned ipa installation package.

2. Connect and trust the computer with the iphone data cable, and then open the toolbox of AISI Assistant to select IPA signature.

3. Add the downloaded discovery and check the check mark in front.

4. Click Start Signature in the lower right corner. After input, it will automatically apply for a certificate, generate a description file, and wait for the signature to be successful.