Question i cant change my resolution to 1080x1920

[painnncsgo]

i cant change my res above 1650x1050 i want to keep my res at 1080x1920 on desktop i just bought this pc installed drivers all of it chipsets stuff but still i cant go above 1650x1050 on the side it says (recommended) plz help <3

 

[richiestang_78]

What monitor do you have and how are you hooked up to it?

Also list the rest of the specs of your computer.

 

[popatim]

It sounds like your monitor is an x1050 resolution one.
As asked, which model# is it?