Before install laravel on windows. first of all download composer on windows system. If you already composer download / installed Composer. go to STEP 2, Otherwise follow the steps.
Click Download Composer from: www.getcomposer.org
Run the setup and Install Composer.
Next the window will display the resume of the settings, click “Install” to continue.
If you have any proxy url enter here, don’t know leave it blank and click on next button
The setup wizard will download the required files from getcomposer.org . Your installation will be completed.
Composer installed successfully. Click to finish button and move to next step.
You have successfully install the composer