If you own a glass-top electric stove, start by inspecting the surface for any visible cracks, pits, or bubbling. In many instances, a damaged glass surface is a safety hazard and will require a full replacement. On a traditional coil-element stove, the burner should glow and distribute heat uniformly once power is applied. When a burner malfunctions, it often leads to undercooked meals or "hot spots" in your cookware. A simple diagnostic step you can take is to swap the problematic burner with a functioning one from another position on the stovetop. Simply lift the element and gently unplug it from its terminal block. While the burner is removed, take a moment to check the socket for any burnt-on food particles or debris; if found, wipe it clean with a damp cloth. If the replacement burner heats up perfectly, it confirms that your original element is defective and needs to be replaced. However, if the secondary burner also exhibits uneven heating, the issue likely stems from a failing infinite switch—the internal component connected to your control knob. To get your kitchen back in working order safely, we recommend reaching out to a professional technician at Appliance Fix Pro for a precise repair.