There are a few ways to install Intel texture in Photoshop. The easiest way is to use the "File > Import" menu option and select the "Texture" option. Once the Texture window is open, you can browse to the folder where you saved the Intel texture file and click on the file to import it into Photoshop. Another way is to use the "Filter > Render > Textures" menu option and select the "Intel" filter.