You will probably have to install the windows 7 driver in compatibility mode, as your model laptop is not supported to run Win 10 and
does not have any available Win 10 Drivers.
Your Inspiron 15 N5050 supports these operating systems:
Change Product
BIOS
Ubuntu 10.10
Windows 7, 32-bit
Windows 7, 64-bit
Windows 8, 32-bit
Windows 8, 64-bit