The standard layout featuring layers, masks, and blending modes.
For a legitimate, lightweight alternative, you might consider Photoshop Express (free/official) or Adobe Express for an older PC, or do you need a legal alternative that uses fewer resources? adobe+photoshop+cc+lite+1421+versi+lengkap
Version 14.2.1 is known for being one of the most stable builds for older Windows systems. The standard layout featuring layers, masks, and blending