To create a textured wall with paint, gather materials like thick paint, sponges, rags, and graining tools. Choose a technique like sponge painting, rag rolling, or graining. Consider the wall’s color, finish, and desired effect before applying the texture. Follow these steps: prepare the wall, apply the texture using your chosen technique, and finish with a sealer. Troubleshooting includes fixing imperfections and maintaining the textured wall involves cleaning with gentle methods. Unleash your creativity by using textures to create accent walls, add visual interest, and achieve unique finishes.