Have you answered the pop up message?
This thread this same OP opened will explain the issue he is having: https://community.amd.com/t5/graphics-cards/i-installed-a-graphics-card-amd-radeon-8490-my-system-is...
Cool, its like a puzzle. Two threads one problem.
Nuke it from orbit.. it's the only way to be sure
Run AMD's Cleanup Utility Tool .. THEN install latest drivers for your GPU (or iGPU) from AMD.com website
According to this other thread the OP opened: https://community.amd.com/t5/graphics-cards/i-installed-a-graphics-card-amd-radeon-8490-my-system-is...
The OP has a OEM Dell HD8950 GPU card that has AMD Drivers only for Windows 8.0 or earlier.