how to create new partion in computer drive and to shrink?

basm allah alrahman alrahim

go to control panel , administrative tools , disk managment consol

follow those websites instructions

Create a New Partition on a Windows7 Hard Disk

To create a partition or logical drive

Easily Shrink a Volume on a Windows7 Disk

Note

1 - backup backup backup with strong backup program first

2 - Be Carful if you more than3 primary partation and dont use the4th one as primary partation

3 - there is somthing called GPT ,if you computer support it you can have up to128 primary partation

4 - Becarful shrink is a dangurase thing

you can do this through disk manegment but if you want more functions so you can also use partition magic software