How change on fly simple queue

How to change “on the fly” - “simple queue” , using the console commands
(Queue are automatically created when users login and authentication → ppp + radius)
How to find the number of queue, knowing his name?
Pliz - write an example of the commands.





P.S. I have Mikrotik RouterOS 4.11 License Level 6
P.P.S. I speak russian. (I from Belarus, Vitebsk)
P.P.P.S Sorry for my english - > This translates into a robot (translater.ru : )

/queue set [find name=“queueName”] limit-at=“128k/128k”

Большое спасибо.

Thank you !!!