Check the damaged area: First, carefully inspect the damaged part of the toilet lid to determine the specific problem, whether it is a broken or loose lid or other issues.
Replace screws or fasteners: If the problem is caused by loose or missing screws or fasteners, you can use a suitable tool (such as a screwdriver or wrench) to tighten or replace them.
Repair with glue: If there are small pieces of broken or damaged toilet seat covers, you can use special glue suitable for toilet seat materials, such as epoxy resin glue, to bond the damaged parts together.
Contact the manufacturer or professional repair personnel: If the above methods cannot repair the problem, or if the toilet seat is severely damaged, you can contact the toilet manufacturer to obtain relevant replacement parts or seek professional repair personnel for repair.
Replace toilet seat: If the damage to the toilet seat cannot be repaired, the entire toilet seat may need to be replaced.

The steps for replacing the toilet seat cover usually include: finding the fixing screw at the bottom of the toilet seat cover, which is usually covered with a plastic lid; Open the cover with a screwdriver, and then use a screwdriver or wrench to rotate the fixing screw