Do i need a wireless adapter if i use an ethernet cable for wifi

[Henry125]

This is the motherboard
https://pcpartpicker.com/product/wVMFf7/gigabyte-motherboard-ga970ad3p

 

[BadActor]

If you can run an ethernet cable to your router, you don't need a wifi adapter. The cable is usually preferred anyway.

 

[jsmithepa]

if i use an ethernet cable for wifi

You seem to be asking, do I have to drive to take the bus?

Either use WIRE, or WIRELESS, seldom do you use both.