laravel/ui 3.x-dev requires illuminate/filesystem ^8.0 code example
Example 1: composer require laravel/ui laravel 7
composer require laravel/ui:^2.4
Example 2: composer require laravel/ui laravel 7
// Generate basic scaffolding...
php artisan ui bootstrap
php artisan ui vue
php artisan ui react
// Generate login / registration scaffolding...
php artisan ui bootstrap --auth
php artisan ui vue --auth
php artisan ui react --auth