The itms-services://?action=download-manifest&url=https://... link is a special URL scheme used by iOS to trigger an Over-the-Air (OTA) installation of an application outside of the App Store. This is commonly used for enterprise in-house distribution or ad-hoc testing. 1. How the Link Works
Subject: "itms-services action=download-manifest amp-url=https"
itms-services is that door’s lock. It’s a proprietary URL scheme Apple designed for one purpose: installing iOS apps directly from a web server, no App Store required. Itms-services Action Download-manifest Amp-url Https
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Note: In HTML code, this is often written as &url= to comply with HTML character entity requirements. The itms-services://
In this example:
Parses Instructions: The manifest file tells iOS where the actual .ipa binary is located and provides metadata like the bundle identifier and app version. no App Store required.
Many beginners accidentally break the URL by misusing HTML entities.