To be able to install LetSetCom code/pixel in your website with Wordpress, follow the steps below :
STEP 1: Log into your Wordpress account, Go to the Plugins tab, and select "Add New" from the menu.
STEP 3: Once the plugin is installed, click the "Activate" button.
STEP 4: Go to the Settings tab and choose "Insert Headers and Footers" from the menu.
STEP 5: Paste the LetSetCom code in the "Scripts in Header" box and click on 'Save.'