Because iOS restricts untrusted application packages, you must utilize a desktop companion app to sign and sideload the file. Popular, secure choices include or AltStore . Download and launch your preferred sideloading manager on your PC or Mac. Step 3: Connect and Sideload the Package

Locate your personal Apple ID developer certificate listed under the developer apps section.

Click or Install and wait 30–60 seconds for the signing and file transfer to finish. Step 4: Authorize the Developer Certificate on iOS