What Bump above your knee cap under skin?

A bump above your kneecap under the skin could be caused by various factors, such as a cyst, a bursitis (inflammation of a bursa), or a ligament injury. It's also possible that it could be a benign growth like a lipoma. If the bump is painful, increasing in size, or accompanied by other symptoms, it’s advisable to consult a healthcare professional for an accurate diagnosis and appropriate treatment.