Litter training a rabbit takes patience and consistency, but it is a relatively straightforward process. Here are the steps to litter train your rabbit:

Choose a litter box that is appropriate for your rabbit's size. It should be large enough for them to comfortably sit in, but not so large that they will mistake it for a play area.

Fill the litter box with a litter that is safe for rabbits, such as paper-based or wood-based litter. Avoid using clay or clumping litters, as these can be harmful if ingested.

Place the litter box in a location where your rabbit spends most of their time, such as their enclosure or a designated play area.

Observe your rabbit's behavior and place them in the litter box after they have finished eating or drinking, as rabbits tend to use the bathroom soon after.

When your rabbit uses the litter box, reward them with a treat and verbal praise. Positive reinforcement is an important aspect of litter training.

If your rabbit does not use the litter box, gently place them in the box and wait for them to use it. Repeat this process until they understand that the litter box is where they should go.

Clean the litter box regularly to keep it smelling fresh and clean. Rabbits prefer a clean litter box, so maintaining good hygiene is important.

Remember, patience and consistency are key when litter training a rabbit. With time and positive reinforcement, your rabbit will learn to use the litter box consistently.