How to siri for the iphone 4!

Install the following source

Install this tweak

And this

And finally this tweak

Select the SiriDr IOS6 Server

Install the certificate

Click on General > Siri

Enable your Siri

Change your setting to how you wish, and then reboot your device

After all those steps it may not work right away, wait 24 - 48 hours before trying to troubleshoot as it may take some time to connect to the server! Hope I helped 😁