iPhone4 is the most popular used phone. In fact, it is much more than just a phone. It enables you to manage contacts, calendars, applications, emails, and more. It has storage capacity up to 160 GB, thus you can store huge amounts of your favorite and important data.

However, sometimes your precious files may get lost from the iPhone4 disk and you may encounter severe data loss situations. This may happen because:
iPhone4 disk may be corrupt or damaged.
Files are accidentally deleted or the iPhone4 disk is formatted unintentionally.
File system of your iPhone4 is damaged and thus it can not locate the files stored on disk.
Virus has infected the iPhone4.
System files or critical data structures of your iPhone4 are damaged.
Read/write errors exist on the iPhone4 disk.
Your iPhone4 can not synchronize with computer and thus can not be accessed.

If your iPhone4 faces any of the above problems, the stored files may become inaccessible. It cause grave data loss situations, and needs iPhone4 Recovery. Just following easy step by step guide below.
Step 1: Download recover lost music for iphone4 to run it.

Step 2: Open "Export" to select files. Then select a folder where you want to extract the data in your computer.

Step 3: Click the OK button, and connect your iPhone to your computer for recovering lost music for iPhone4.

OK, that's all! Excite yourself in the new way and recover lost music for iPhone4 easily.
Related topic:
How to restore iPhone4 content