Check these following steps out.
How to get rid of mold in bathroom ceiling.
Rinse and wring out the rag in the bleach mixture frequently while cleaning the ceiling with the bleach.
Let it sit for 30 minutes.
Scrub with a brush.
Step 1 check if there is a leak in the roof.
Spray the bathroom ceiling and wall regularly with the combination of water and hydrogen peroxide.
Most ceiling mold comes from water moving through a leaking roof.
Rinse with warm water.
Use a spray bottle to saturate the moldy area with white vinegar.
For a more natural way to get rid of mold in the bathroom you can use distilled vinegar.
Combine the ingredients and mix with a disposable stick being careful not to let any of the liquid spatter outside of the bucket.
Let the affected area dry.
You can add fans or extractors to the room to allow moist air to escape 1.
You can prevent black mold from growing in your bathroom by applying anti mold paint on the clean bathroom wall and ceiling.
If the water is coming through the roof then you must repair the roof before cleaning the mold.
There are a couple of ways to prevent the black mold growth on your bathroom ceiling.
In addition to retaining the bathroom moisture and keeping bathroom humidity in low level anti mold paint is a good way.
If you do not repair the roof the mold will simply return step 2 ensure proper ventilation and air circulation.
Dip a clean rag into the solution and wring it out lightly.
Cleaning mold from bathroom ceiling wash the area with a cleaning solution of mild detergent and warm water.
If you find them dirty scrub with the brush and clean up with water.
Open a window in the bathroom to reduce the intensity of the fumes.
Step 3 remove the mold.
The bleach will effectively get rid of the mold but it could also accidentally damage nearby materials.
Spray again let sit for an additional 30 minutes.
Wipe down the molded areas of the ceiling with the bleach solution.
Allow the bleach to soak into the ceiling for about 10 minutes.