4: Inside VSCode go to File>Preferences>Settings then click on Extensions>PHP. Under PHP > Validate: Executable Path click "Edit in settings.json". Set the value of php.validate.executablePath to ...

Locate the PHP program in the XAMMP folder: "C:/xampp/php/php.exe" In VSCode go to File, then preferences, then settings Go to PHP and along the top there will be a link to a Json file Paste the path ...