Partition new lenovo laptop

[dhimant]

Hello,
how can i partition my new laptop harddrive ? i just received my new laptop and it is only having one drive c:, another one is for backup. i want to allocate 100 Gb to c: and remaining 400 gb to 2 new partitoins d: and e:

 

[ngrego]

You can do that directly from the windows installation. There is a disk paritioning tool available when installing any version of windows. If you're not planning to reinstall Windows you can download a disk partitioning tool and do the same.