iOS & iPadOS Signing Status

Apple decides which iPSW firmware versions we can install on our iPhone, iPads. Here, we provide the signing status of current signed iOS or iPadOS version you can use that to easily upgrade, downgrade, or restore your device with signed IPSW and SHSH blobs.

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What is iOS IPSW signing?

Apple cryptographically approves specific iOS firmware & label it as signed. The signing process verifies that the version is supported, and optimized for your iPhone or iPad. Once a latest iOS/iPadOS version is released, The older versions will often unsigned in a few weeks & the version cannot be installed unless you’ve saved SHSH2 blobs for that version.

tss_checker β€” IPSW Guide
➜ Initializing connection to gs.apple.com...
➜ Handshake established [TLS 1.3]
➜ Requesting TSS server status...
➜ Fetching global signing matrix...
➜ Processing... 100%
βœ“ Signing status retrieved successfully
Last updated: October 8, 2026 at 04:17 PM

We monitor Apple’s signing firmware regularly. The signed version will only be restore via iTunes or Finder. So, Check if your iOS & iPadOS IPSW firmware version is it still signed by Apple and get direct download links.

Bookmark this page to check regularly for the latest updates on signed iOS versions, supported devices, and firmware availability.

iPhone & iPad Signed Version Search

Find latest signed firmware versions for your model

What is iOS IPSW signing?

iOS signing is one of key to keeping Apple devices secure. It controls which firmware versions can be installed through iTunes or finder, Apple ensures that users are always running software with the latest security patches, performance improvements, and bug fixes.

This system also reduce the risks by blocking outdated and vulnerable iOS versions, making it harder for attackers to exploit known weaknesses or use them for jailbreak methods.

How to Check Apple Signing Status?

Apple TSS (Tatsu Signing Server) verifies whether a specific iOS version is still authorized or not. To check this, you can bookmark this page we continuously monitor Apple’s servers. as of (current date) We listed all the currently signed version iOS or iPadOS version & links to download the signed version for each iPhone or iPad models.

We keep monitoring, ensuring users to get the most accurate and up-to-date information. This is important because Apple can stop signing a version at any time & by checking signing status, you can avoid errors during installation and choose a right iOS version for your device..

Frequently Asked Questions