Enable Spatial-Temporal Post-processing in URP

To enable STP in the Universal Render PipelineA series of operations that take the contents of a Scene, and displays them on a screen. Unity lets you choose from pre-built render pipelines, or write your own. More info
See in Glossary (URP):

1. Select the active URP Asset in the Project windowA window that shows the contents of your Assets folder (Project tab) More info
   See in Glossary.

2. In the Inspector, go to Quality > Upscaling Filter, and select Spatial-Temporal Post-Processing.

STP remains active when Render Scale is set to 1.0 as it applies temporal anti-aliasing (TAA) to the final rendered output.