PHP

storePublicly laravel with name

$path = $request->file('avatar')->storePublicly('avatars', 's3');

$path = $request->file('avatar')->storePubliclyAs(
    'avatars',
    $request->user()->id,
    's3'
);

storepublicly laravel

$fileName = $file->storePublicly('images/media', [
            'disk' => 's3'
        ]);