The surfaces of glasses and mirrors are susceptible to damage as a result of vehicle operation, an accident or constant exposure to the environment. Incorrect cleaning methods applied to glasses and mirrors can also lead to damage. There are the following glass damage types: cracks, including edge cracks (close to the edge of the glass), floating cracks (from the middle of the glass), long cracks (straight and broken), stress cracks (for example, during temperature changes); small, medium and deep scratches; fractures; star-shaped damage in the form of diverging cracks; direct holes; different combinations of different types of damage. Mirrors are also susceptible to damage, especially the side mirrors, as they are located outside the car body. The mirrors can have various cracks and fractures. Different types of malfunctions can also happen to the devices and elements that ensure the functioning of glasses and mirrors, for example, damaging of washers, nozzles, brushes, power windows, breakdown of adjustment mechanisms, and failure of electronic components. There are many repair methods to prevent and repair damage, as well as to improve the operation of regular glasses and mirrors.