MongoDB Windows file locations

If using the Windows MSI installer (recommended), the MongoDB program files will be stored here:

C:\Program Files\MongoDB\Server\<version>

You have the option, during the installation process, of specifying the location where the database and log files are stored. Once finished, here is a look at the new directory structure:

The configuration file, which contains the locations of the database and log files, defaults to:

C:\Program Files\MongoDB\Server\4.0\bin\mongod.cfg

This file is automatically generated by the installer. By default, here are its contents: