Recording Volume Level Creeps Up By Itself While Recording!
Windows has tools and services designed for conferencing that can damage live recording. For example, they hate music.
http://manual.audacityteam.org/o/man/faq_recording_troubleshooting.html#enhancements
They’re not the only ones, either.
Koz
Also, ensure that you don’t have Skype running in the background as that can make changes to the recording level.
Windows 7
Audacity 2.0.5
.exe installer
Not running Skype.
And what exactly are you recording?
Did you check the link about turning off effects and enhancements?
http://manual.audacityteam.org/o/man/faq_recording_troubleshooting.html#enhancements
Gale