On the main device info page, look for the field in the right-hand column. Click the Copy button next to the identifier string. Step 2: Convert Your ECID (Hex vs. Decimal)
Software like iBoy Ramdisk or Broque Ramdisk can automatically detect and copy the ECID for you. 2. Why You Need to "Register" It
Registering or identifying a new iPhone's ECID is primarily used for: Saving SHSH Blobs: register ecid iphone new
Apple buries this info, but as noted by iDownloadBlog , it’s easy to uncover using a computer:
Click the device icon in the navigation bar to open the Summary tab. The Secret Click: Look for where it says Serial Number . Click it once, and it will change to your UDID . Click it again, and it will reveal your ECID . On the main device info page, look for
Open (Mac running macOS Catalina or later) or iTunes (Windows or older macOS versions). Select your iPhone icon to view the device summary page.
Click on this text area repeatedly. The information will cycle through your Serial Number, UUID, and finally, the . Decimal) Software like iBoy Ramdisk or Broque Ramdisk
Use a trusted tool like TSS Saver to save blobs.
On modern Macs, iTunes has been replaced by Finder.
| If you want to… | …you actually need to… | …and you must have… | |----------------|------------------------|----------------------| | | Register the device’s UDID in the Apple Developer Portal. | An active Apple Developer membership. | | Save downgrade options for jailbreak | Save SHSH blobs using your device’s ECID . | A tool like TSS Saver; no developer account required. | | Bypass Activation Lock | Contact Apple Support – you cannot “register” the ECID yourself. | Proof of purchase. |
If you are a hobbyist who simply wants to keep the ECID on file for future use, the methods in Part 3 will help you retrieve and safely store it. But remember: for the average iPhone owner, “registering an ECID” is a required or even possible action – it is a task that belongs solely to developers and advanced users.