Yes, it is possible to renovate a bathroom on a concrete slab. Here are the steps:
• Remove existing fixtures and flooring.
• Check for water damage or cracks in the slab.
• Replace damaged sections of the slab using concrete patching compound if needed.
• Install new fixtures and flooring as desired.
It may be necessary to hire professionals to help with this process if you lack certain skills or tools required for completing the renovation project safely and properly.