iWindows, available under BigBoss repository in Cydia allows you to run Windows 7 interface on your Jailbroken iPhone.
Note: this is not a real Windows 7 OS, this is meant for for entertainment purpose only.
How to Install iWindows on iPhone 4?
Go to Cydia and make sure you have BigBoss repository referenced in sources. Search for iWindows and install it from there.
How to add a new repository reference in Cydia?
- Tap on the Cydia icon on your Springboard.
- Wait till Cydia updates the existing repositories and reloads.
- Tap Manage.
- Now tap Sources and Tap the Add option on the Top right of Cydia.
- Type the repository name and Tap Add Source.