With nail glue:

1. If you wish, you can roughen the surface of the nail with a buffer.
2. Clean your natural nail with Cleanser and a lint-free cloth.
   
3. Apply nail glue to the nail and add a small piece of silk fiber on top. The fiber piece should be slightly larger than the area to be repaired.
4. Let the nail glue dry and then add another layer of glue.
5. If you wish, you can add another layer of silk fiber and glue.
6. Once the glue is completely dry, smooth the surface of the repaired area with a nail file.
7. Clean your nail.

With gel:

1. Roughen the surface of your natural nail with a buffer file.
2. Clean the nail surface with Cleanser and a lint-free cloth.
3. Apply a thin layer of gel to the nail and add a small piece of silk fiber on top. The fiber piece should be slightly larger than the area to be repaired.
4. Cure the gel for 60 seconds under an LED lamp or 2 minutes under a UV lamp.
5. If desired, you can add a second layer of gel and silk fiber. Cure for 60 seconds under LED lamp or 2 minutes under UV lamp.
6. Remove the sticky layer of gel with Cleanser and a lint-free cloth.
7. Smooth the surface of the repaired area with a nail file.
8. Clean the nail from dust.