Itms-services Action | Download-manifest Amp-url Https [best]

Let’s decode the mystery.

For , the specific device UDID must be registered in the provisioning profile.

Apple has progressively tightened security around OTA installations. Since iOS 9, . If you try to use http:// , iOS will silently fail—no error message, just no installation.

: This parameter specifies the absolute web path to the XML manifest file. The target server must use a secure, trusted HTTPS connection, or iOS will reject the request. Role of the XML Manifest File ( .plist ) Itms-services Action Download-manifest Amp-url Https

: The custom URL protocol that tells iOS to initiate an app management action.

| Component | Meaning | |------------------------|-------------------------------------------------------------------------| | itms-services:// | The custom scheme that tells iOS to handle the request. | | ?action=download-manifest | Required action parameter. It instructs iOS to download a manifest file. | | &url= | Separator (ampersand) followed by the location of the manifest. | | https://... | The absolute URL to the .plist manifest file. Must use HTTPS . |

At first glance, it’s gibberish. But to iOS developers, beta testers, and enterprise IT teams, this is —a silent protocol that bypasses the App Store’s velvet ropes. Let’s decode the mystery

Breaking it down:

In the world of iOS application development and enterprise distribution, getting an app from a developer's machine to an end-user's device without using the public Apple App Store is a crucial requirement. This is primarily achieved through (via an Apple Enterprise Developer Program) or Ad Hoc distribution for testing.

This is the magic word. When an iOS device sees itms-services:// , it doesn’t open a webpage—it kicks into . The device says, “Ah, we’re not browsing. We’re installing.” Since iOS 9,

) because the system unescapes the value once before processing it. MIME Types : The web server must be configured to serve files with the correct MIME types ( application/xml application/octet-stream respectively). App Store Rejection : Apps submitted to the public App Store will be

17 Answers 17. Sorted by: Reset to default. 17. The answer is actually very simple: The URL needs to be "double-escaped", i.e. itm... Stack Overflow Distribute proprietary in-house apps to Apple devices

| Component | Value | Description | |-----------|-------|-------------| | | itms-services | Apple’s internal services scheme (iTunes Mobile Services). | | Action | download-manifest | Tells iOS to fetch and parse a manifest .plist file. | | Parameter | url | URL-encoded HTTPS address to the .plist manifest file. | | Alternative | amp-url | Not a valid parameter. Likely a user typo for url . In some internal contexts, amp could stand for “Apple Mobile Package” but is non‑standard. |

Some third‑party apps do not recognise itms-services links. Advise users to copy the link and paste it into Safari. Alternatively, provide a fallback: “If the button doesn’t work, open Safari and type this address: …”