Once the key is in place, you can verify it is recognized by opening MobaXterm, clicking (in the top menu bar), selecting Configuration , and then the General tab. You should see a "License" section indicating "Professional Edition."
Once activated, the professional license is often stored as a file named Pro.mxtpro (or similar custom names) within the MobaXterm installation directory, typically C:\Program Files (x86)\Mobatek\MobaXterm. mobaxterm professional license key location
If you placed the file correctly but MobaXterm still shows "Custom Edition", try these fixes: Once the key is in place, you can
If you are looking for configuration settings (like saved sessions) rather than the license itself, they are stored elsewhere: Once the key is in place