MyWi is now fully compatible with 4.2.1
Just wanted to give you guys a quick update. MyWi 4.0 has been updated to work perfectly fine on
ios 4.2.1. Please click read more for the important information
Go into Cydia, search for MyWi, and simply re install it.
Try to open it after you have downloaded it. It will tell you that you need to reboot your phone.
Before you do that, I want you to have the LATEST version of redsn0w
Click here for the mac version and click here for the windows version.
If you are on a iPhone 4 or iPad you will want to have redsn0w from the links above.
I also need you guys to download the latest iPhone 4.2.1 and iPad 4.2.1 from here
Next you will want to launch redsn0w and browse for the ipsw for your iDevice and click next.
Next for a simple reboot uncheck cydia and check Just boot tethered right now
Then turn off your iPhone or iPad and click next and follow the directions to boot your iDevice