Hello Sonukha3, thanks a lot for posting your inquire at Intel communities.
The Celeron 2957U processor is part of the Haswell family.
http://ark.intel.com/products/78942/Intel-Celeron-Processor-2957U-2M-Cache-1_40-GHz?q=2957u
The following URL will show you the correct site from where you can download Intel generic drivers available for your processor.
https://downloadcenter.intel.com/Detail_Desc.aspx?DwnldID=23162