Step 1: Download mosquito from the Download section of Mosquitto.org.
Step 2: It will take you to the Eclipse repository with mirror options through which you can download the exe file.
Step 3: Double clicking the downloaded exe will throw you with the following screen through you might need to download the OpenSSL and pThreads.
Step 4: Download the Win32 OpenSSL v1.0.2c Light setup file and install it.
Step 5: The next step would be asking if you want to install the service too, select it and click next
Step 6: Select install location as given below
Step 7: Installation will get progressed once you press Install as given below
Step 8: How to check if Mosquitto broker has started and running? use the command netstat -an from the command prompt