web.php

<?php

Route::get('/download/{fullPath}/{attachment}', function($fullPath, $attachment) {
	try {
		$s3Client = Storage::cloud()->getAdapter()->getClient();
		$stream = $s3Client->getObject([
			'Bucket' => env('AWS_BUCKET'),
			'Key'    => $fullPath
		]);

		return response($stream['Body'], 200)->withHeaders([
			'Content-Type'        => $stream['ContentType'],
			'Content-Length'      => $stream['ContentLength'],
			'Content-Disposition' => 'inline; filename="' . $attachment . '"'
		]);
	}  catch (S3Exception $e) {
		abort( 401, 'The requested file not exists');
	} catch (AwsException $e) {
		abort( 401, 'An error as ocurred');
	}
});