problem with Repeater

Hallo members of community.
I have one problem with repeater in my pages.
In contend manager in MY COLLECTION there is 176 items (product) to show in pages,
but in real pages : https://www.celozrnnapekarna.cz/kopie-nase-vyrobky
there are only about 40 items to show.
Can someone please help me with this.
sorry for my english Many thanks

Your dataset is set to display a maximum of 50 items:

Thank you very much. This is it, what I need.
I didnt work with this editor for long time. Please can you tell me Where I find this Data setting. I searching it for an our and nothing.

Click on the dataset and then click on “Settings”


If you need further details or clarification, I would recommend contacting Wix Customer Care .

I m sorry, I realy try to do this.
When I start create some pages, its easy .


I can see manage content, and it is easy.
But on my finished pages I cant find this icon. So I realy need this icon. Its hidden or I cant Explain it.

Did you enable Corvid on your site? See the article To Enable Corvid on Your Site .

If you need further details or clarification, I would recommend contacting Wix Customer Care .

Yes I did and Still nothing

I opened your site in the Editor and I see the dataset no problem:

You can hide or show all controls on the page using this control:

Thank you,
You inspired me. Now it s works perfect. The problem was in internet Firefox and some add ons.
I tried open pages in Opera, and there was page with icon.

Thank you very much. Now its work. You inspired me.
I tried pages in another internet viewer Opera and the icon was there. The problem was in Firefox.
Now it works fine, but extra slow.
Is there some solution to speed up?
For example, divide product list to more pages like there: