To install JMeter on your computer, you can follow these steps:

1. Download the latest version of JMeter from the official Apache JMeter website at http://jmeter.apache.org/download_jmeter.cgi. Choose the binary distribution, either as a .zip or .tgz file.

2. Extract the contents of the downloaded file to a directory on your computer where you want to install JMeter. For example, you can extract the contents to the directory /opt/jmeter on Linux or C:\Program Files\Apache JMeter on Windows.

3. Set the JMETER_HOME environment variable to point to the directory where you installed JMeter. For example, on Linux, you can add the following line to your .bashrc file:

export JMETER_HOME=/opt/jmeter

On Windows, you can set the environment variable in the System Properties dialog.

4. Add the bin directory of the JMeter installation to your PATH environment variable. This is not required, but it will make it easier to run JMeter from the command line. For example, on Linux, you can add the following line to your .bashrc file:

export PATH=$PATH:$JMETER_HOME/bin

On Windows, you can add the bin directory to the PATH variable in the System Properties dialog.

That's it! You should now be able to run JMeter by opening a terminal or command prompt and typing jmeter. JMeter will start up and you can begin creating and running load tests.

Note that JMeter requires Java to be installed on your computer. Make sure that you have Java installed and that the JAVA_HOME environment variable is set to the directory where Java is installed.