Note : This blog gives a walkthrough to install Burp-suite professional. So, I'm recommending to follow all the steps and the Screenshots given below. Downloading and configuring Java We need Java SE 15.0.2 for the installation. This does does not work with version 16 and up. Go to the above provided link and download the java installer. It may tell you to create a free account. Then Just create it and download. Java SE 15.0.2 - https://www.oracle.com/java/technologies/javase/jdk15-archive-downloads.html I recommend to download installer directly. Then install it with default configurations(Do not change anything just press next button) After installing Java open command prompt. Then type 'java -version ' and press enter. As you can see my java version is 16.0.2. Note : This does not gonna work with burp suite we are gonna install. So we have 2 options. We can either change the environment variables or we can remove the java version 16.0.2. In some cases c...