Pre-installation One of the dependencies that telescope requires is “moontoast/math” which in fact requires a php extension called “bcmath”:
// "moontoast/math" - "composer.json" "require": { "php": ">=5.3.3", "ext-bcmath": "*" }, This php extension is easily installable on Ubuntu by just running:
sudo apt install php-bcmath
Once you have that extension installed, you are ready to require via composer the Telescope package by running in your project’s root:
composer require laravel/telescope --dev Read more...