Hard drive partition size wrong. How do I resize without loss of data?

Solution 1:

You can use Gparted which can do this job very easily and you will not lost your data any way.

The best way to access all of the features of the GParted application is by using the GParted Live bootable image. GParted Live enables you to use GParted on GNU/Linux as well as other operating systems, such as Windows or Mac OS X.