Windows Defender and Software Installation:
Windows Defender is found on many Windows 10 computers along with other 3RD party anti-virus software. When running “DEF Emulator Install Files (x32).exe” to install the Arduino programming files, Windows Defender (or other anti-virus program) will probably “complain”. This is because the .exe program is an unrecognized .application. Do not be alarmed.
Windows Defender will show:
Click on “More info” to continue the install process. Another window will open asking for you to continue (or not). Click on “Run anyway”.
The installation process will open another window:
Click on “Next” to continue. It is recommended that you do not change the installation directory location. The installation program only creates an installation directory and puts the necessary files in the directory.
After installation, you should find the following directory structure on your C drive:
Do not move any of the files. After you program your Arduino you may then delete this directory if you desire.