# Collection Image Specifications ### 1. **Collection Thumbnail Image - Optimal Specifications** The Collection thumbnail is the preview image shown on the **Collection Page**, next to each Collection title. Collection thumbnails are the default thumbnail image that appears on each collection on the Collection summary page here.

#### 🔹 **Recommended image size** * **295x192 px** * Acceptable variation: ±33% depending on small/large display settings. #### 🔹 How to set the thumbnail image 1. Open any Collection and click the **three dots (...) icon**

2. Then select "**Edit Info"** button.

In the Thumbnail section, you can choose one of the following options: * Paste a **public image URL** * **Upload a new image** from your computer * **Pick an image from your Library** by clicking the fullscreen icon

#### 🔹 How to adjust the thumbnail display size 1. On the Collection Page, click the **gear icon ⚙** next to the search bar. 2. Select the **Display Size** (small/large) to adjust how thumbnails are shown.

### **2. Collection Detail Page Banner Image - Optimal Specifications** The banner is the wide image displayed at the top of the **Collection Detail Page**, helping to visually represent the Collection. > Note: If not set, the system will **automatically pick a random image** from the Collection when assets are first uploaded.

#### 🔹 Recommended image size: * **Web**: approx. **1280x175 px** * **Mobile**: approx. **390x175 px** > The banner spans the full screen width, with a height of around 175 px. #### 🔹 How to set the banner image 1. Go to the Collection and click the **three dots (...) icon**

2. Then select "**Edit Info"** button.

3. In the “Banner Image” field, paste the **public image URL** of the banner you want to use. * Then set the image by copying and pasting the public shared url of the image you would like to use into the following field: 👉 **Note:** you can create a shared url link by generating a shared link on any image in your Library. Then open the shared link in your browser and then right click and copy the image url from the shared link page. See [Sharing Assets](/assets/sharing-assets-via-url-link.md) for how to create a shared link on the Library asset you would like to use.

### **3. Collection Category Image - Optimal Specifications** Category thumbnails appear when you enable [**Category View** ](/collections/collection-categories.md)from the top-right of the Collection Page.

#### 🔹 Recommended image size: * **200x112.5 px** * Acceptable variation: ±25%. #### 🔹 How to set the category thumbnail: 1. Click the **down arrow ▼** next to the category name → select **Edit Category Thumbnail**.

2. You can either: * Paste a **public image URL** * Select an image directly from your **Library** > 📌 To **remove** a category thumbnail, follow the same steps and click the **X icon** in the image selector.\ > Note: Categories with thumbnails **can be empty** (have no Collections inside).

If you have any questions, don't hesitate to ask, we're always here to help! --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://support.hivo.co/collections/collection-image-specifications.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.