On your computer web browser visit crackle.com/activate and enter the crackle activation code to access crackle on your device. You need to select the compatible device and then install the crackle streaming app on it. Further signin to crackle app and save the activation code that appeared on the app. Use the same code to activate your device at the crackle com activate URL. If you want to activate crackle on your device error-free then follow the process mentioned here.