Another common culprit is running your bathroom vent fan while flushing.
If the above two don’t help, here’s a checklist to run through of the most common reasons this happens: https://camperfaqs.com/rv-toilet-smells-when-flushed
Another common culprit is running your bathroom vent fan while flushing.
If the above two don’t help, here’s a checklist to run through of the most common reasons this happens: https://camperfaqs.com/rv-toilet-smells-when-flushed