To install any popular jailbreak tweaks or packages that work with iOS 6 as seen here. You must first ensure that you have jailbroken your device using the tethered jailbreak for iOS 6 beta. You can follow a tutorial to jailbreak here. The jailbreak supports the following: iPod touch 4G iPhone 3GS iPhone4 (GSM) iPhone4 (CDMA) If you already installed Cydia for iOS 6 skip this section. 1. You must then SSH into your device using a program such as Cyberduck for OS X or Putty for Windows. Ensure that your device is connected to your Wi-Fi network. The username and password for SSH are root and alpine respectively.2. Execute this command via SSH: 3. After your device resprings, Cydia should be present on your home screen and will function properly after preparing the filesystem which also requires a respring. 4. Open Cydia and search for any jailbreak tweak that is compatible with iOS 6. We're going to use iFile for this example.5. On the extreme right there is a "Search" tab, tap it and search for "iFile" without quotes.6. Press "Install".7. The package will download and install. The device will require you to respring.8. Congratulations you've installed your first package for iOS 6!To take things further you can use iFile to install .debs. We're going to use SBSettings as an example. 1. Download SBSettings .deb here.2. SSH into your device using a program such as Cyberduck for OS X or Putty for Windows. Ensure that your device is connected to your Wi-Fi network. The username and password for SSH are root and alpine respectively. Place the .deb anywhere just as long as you remember the location.3. On the device browse to the location where you place the .deb4. Tab on the .deb and the "Installer" option. 5. SBSettings will install, assuming you have all the required dependencies you will end with error code 0. If you do not have all the required dependencies you will end with error code 256. 6. Respring or reboot to take affect. Swipe to delete the .deb if you wish.7. Congratulations you've installed your .deb package for iOS 6!Note: Bigboss has a whole list of .debs of which you can download for free packages.Note 2: If you end up with error code 256 in iFile, the next time you open Cydia to install a package the dependencies should also install. Note 3: You may also have to boot tethered if a package requires you to reboot. Follow the steps below: To boot tethered:1. Open the latest version of Redsn0w.2. Click 'Extras.' 3. Click 'Select IPSW" and select the iOS 6 firmware for your device.4. Click 'Just Boot.' 5. You'll now need to put the device into DFU mode to boot the device. RedSn0w will now guide you through the steps to get into DFU mode.1. Turn the device off, plugged in.2. Hold down both the home and power button for 10 seconds.3. Release the power button will still holding the home button for another 10 seconds.4. You are now in DFU mode.6. The device will now reboot.