If you have data that you want to securely delete because you wish to keep the data private then you can use the below method.
Software Needed:
Heidi Eraser (Download at Publishers Website)
Please Be Aware:
Once you erase files you will not be able to recover them.Choose the files to erase wisely.
Steps:
1.Install Eraser
2.Right click onĀ the file which you wish to erase
3.Select Erase in the context menu
4.Select Options and choose how many passes you wish to do.
5.Click OK
6.Select Yes if you wish to erase