How to partition your hard drive

To partition your hard drive you need a software called "EASEUS PARTITION MASTER"

To download easeus partition master  http://www.filehippo.com/download_easeus_partition_master_home/
Once downloaded run the file and install it.
Step 1. Open the easeus partition program
Step 2. Click on your primary hard drive which would drive C:(in the case of an external hard drive choose the allocated drive name)
Step 3. Click on resize/move option (you should know the size of your hard drive though)when you click on resize/move option you should see this

S

Step 4. Click on the partition size, choose your partition size and press ok
  and that is how you partition your hard drive