The developers of the project SiriPort, whose goal is to transfer the voice assistant Siri on the iPhone 4, 3GS, iPod touch and iPad, released an update for iOS 5.1.1. compatibility.

The package is called Siriport for iOS 5.1 — available for free download in Cydia. This tweak allows you to get Siri on your iPhone 4 / 3GS, iPod touch and iPad on the iOS 5.1.1 firmware.

Install Siri on iPhone 4

The package is designed for devices that are running iOS 5.1.1 firmware, installation guide on the Siri for iOS 5.0.1 is available here. In addition to the issue of compatibility updates, the developers have made several bug fixes and changes to the proxy server for voice requests, to work faster and more stable.

List of supported devices:

  • iPhone 4 (GSM / CDMA)
  • iPod touch 4G
  • iPhone 3GS
  • iPad 1

How to Install Siri On iPhone 4

iPhone 4 running Siri on iOS 5.1.1 / 6.0.1

How to install Siri on iPhone 4 / 3GS / iPod touch and iPad running iOS 5.1.1 firmware:

Step 1: Jailbreak your device. To Jailbreak iOS 5.1.1 untethered you can use Absinthe, or Sn0wbreeze 2.9.4.
Step 2: Open Cydia and add the following repository:

How to install siri on iOS 5.1.1

Install Sisiport iOS 5.1.1

Step 3: Install Siriport.

install siri on iphone 4 ios 5.1.1

Install Siriport from Cydia on iOS 5.1.1

Step 4: Reboot your iOS 5.1.1 device.

Step 5: Open your mobile Safari and click on this link:

install siri certificate ios 5.1.1

Install Siri certificate

Step 6: Verify the certificate installation.
Step 7: Reboot your device.
Step 8: Start Siri and say “Hi Siri”.

Following the performed steps finally, you’ll have successfully installed Siri on your iOS 5.1.1 iDevice. In the event, you encounter an error or have a problem feel free to ask in the comment section below.

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Stephan Popov
When iDevice users experience problems with the iOS software or unlocking, it is not uncommon for their lives to unravel. My passion is providing answers to your problems. I help iPhone, iPad and iPod Touch users by recommending fixes for common iOS bugs and tools that improves your experience. I conduct in-depth research for every topic i cover on this blog, to ensure that I cover everything Apple users need to troubleshoot their issues. When not writing for UnlockBoot, i enjoy swimming in my backyard pool. P.S. i prefers the Maldives for holidays. Connect with me on Facebook, Google Plus and Twitter.