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In the Outline window, select Solution Methods to open the Solution Methods window. Under Spatial Discretization, change the option under Flow from First Order Upwind to Second Order Upwind.

Solution Controls

In the Outline window, select Solution Controls to open the Solution Controls window. Change the Courant Number to 0.1.

Monitors

In the Outline window, click Monitors to open the Monitors window. In the Monitors window, select Residuals - Print,Plot and press Edit.... This will open the Residual Monitors window. We want to change the convergence criteria for our solution. Under Equation and to the right of Continuity, change the Absolute Criteria to 1e-6. Repeat for x-velocity, y-velocity, and energy, then press OK.

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