[HD 8850 M] Display driver not getting installed, problem after 17.4.4

The display driver is not getting installed for the inbuilt graphic card of my laptop. The AMD Raedon setting software is installed whereas the AMD display driver is not installed leading to a error 1603. I have reset my computer and I am currently on Windows 10 1703.Tried DDU and other stuffs.Now not able to integrate the GPU with my laptop and now stuck with the s***** intel gpu.Please help me!!!