Laptop needs to be repaired, it powers on perfectly but a window opens up saying ‘Startup Repair’ and that it’s unable to start computer

Dell Inspiron Mini 1012 is a small notebook/laptop with a 10.1-inch screen, Intel Atom Single-Core processor, and Windows 7 Starter operating system. It is suitable for parts and repair and comes with a case and cord. The brand is Dell and the model is Inspiron Mini. The color is Purple, but it also comes with a floral case.