1 Visit taig9.com from SAFARI browser of your iDevice
2 Please hang a bit while your device connects to taig servers and create a point to point connection between your device and taig server.
3 After a successful server connection, It will display a message saying 'Server connectivity successful'. You need to continue in this step
4 The process will prepare your device for jailbreak by identifying your device and iOS version. After detecting your system data, it will ask you to continue.
5 In the next step the process will download required files and configurations for taig jailbreak. This will take a few minutes and the time depends on your internet connectivity. Somethimes this will take a few minutes. After downloading the required files it will again ask you to tap on the continue button.
6 Now you are in the final and most important step of this process. In this step the taig process will jailbreak your device and prepare it for Cydia installation. This will take 2-3 minutes to complete. Please note that this process needs continuous internet connectivity and need to hang a bit in this window. After a successful jailbreak it will display you a jailbreak successful message. You just need to go ahead and install Cydia. If you face any errors, the process will rollback and you can start form the beginning after restarting your device.
7 The Last step will automatically redirect you to cydia installation and if it is not redirected automatically, just tap on install cydia manually button to install cydia manually.
8 You are done with iOS 9.1 pre jailbreaking and now you can enjoy Cydia and report issues and bugs to taig9 team.