Black scabs on cats’ noses may be caused by bacterial and fungal infections, injuries, cat ringworm, etc. Pay attention to the cat’s physical condition and treat any obvious wounds promptly to prevent infection. If it is cat ringworm, isolate the cat immediately Get up and then send it to the pet hospital for examination and treatment. During this period, the cat's living environment and used items will be thoroughly cleaned and disinfected, which is beneficial to the cat's health.