You have 2 options to hide collections:
Hide a single collection in the Shopify admin
Hide a lot of collections or a single collection in Rapid Search admin
#1 - Hide single collection in the Shopify admin
- Navigate to your Shopify admin, Products, Collections menu.
- Open the single collection you want to hide
- Click on the "More actions" and choose the "Hide collection from search"
- You are ready. The selected collection will be hidden in 60 seconds.
#2 - Hide a lot of collections or single collection in Rapid Search admin
- Navigate to your Shopify admin, Products, Collections menu.
- Select the collections you want to hide
- Click on "More actions" and choose the "Manage collections hidden from search"
- This will hide the selected collections and you will be redirected to a confirmation page. Here, you can choose to see all hidden collection and add new selections to hide, or exit.
- You are ready. The selected collections will be hidden in 60 seconds.
Relevant support articles: