Only 2 Level on Menue

in my menue i built 3 Levels:
On my handy i can see and use them. On my PC i see only 2 levels. What can i do to see all 3 levels on the PC?
Theank you,

Hi Andreas,

I hope you are well today and thank you for your question.

Could you please share me the screenshot from the menus screen in the admin area of your site where you have created these menus?

Kind Regards,