You can quickly and easily show more or less products within the Product Block on your Shop front.
How to Change the Number of Products Shown
Within the Shop Editor
*Please ensure you have the Home option selected to review all of your products at one time.
Next head to your Product Block and click the Cog to open the block Options:
This will open the Product Block Options panel.
Unclick the "Use Global Settings" toggle to open the extended options menu.
In the Product Config Panel, click the Label icon.
Then simply move the handle to the required amount of products that you would like shown.
Click Update & Save and you're all done.