When you apply RMS Normalize, what does your control panel look like? You can use the Snipping Tool in Windows to capture a small part of the screen. Post the picture file from any forum text window > Attachments > Add Files.
There were two RMS Normalizes.
https://forum.audacityteam.org/t/rms-normalize/45334/1
The second, New and Improved one is recommended.
Koz