Lag in my game please, help!

Game Dev Tycoon bug
#1

Very lag, when arrive at age 4 please, help.

#2

What are your PC specs?

#3

Have you tried the ‘Performance’ setting under the Options menu?

#4

My computer meets the requirements recommended.
Intel Quad Core i5 2.90Ghz
NVIDIA GeForce GTX 960

#5

In the Game Menu? I’m Spanish, i’m select the option, Performance,
but does not remove the lag