> For the complete documentation index, see [llms.txt](https://docs.amitysolutions.com/amity-solutions/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.amitysolutions.com/amity-solutions/amity-bots-gen-ai-platform/knowledge-base/documents-and-files.md).

# Documents and Files

<figure><img src="/files/7k0G0TM9NMcX1z3Y943K" alt=""><figcaption><p>Documents and Files type</p></figcaption></figure>

For **Documents and Files** in the Knowledge Management (KM) system, users can upload files with the following extensions:

* **.pdf** (Portable Document Format)
* **.docx** (Microsoft Word Document)
* **.html** (Web Page Format)
* **.csv**✨ (Comma-Separated Value)

#### Note:

* **Multiple Uploads**: Users can upload **more than one file** for each KM entry, allowing for comprehensive data management.
* **Maximum Chunk Size**: Users can set the **maximum number of tokens per chunk** at the time of creation. This setting cannot be edited later, ensuring consistent chunking during processing.

<figure><img src="/files/R3zFVJ36r1bTt9oCqLlW" alt=""><figcaption><p>'Need to config' status</p></figcaption></figure>

For **.pdf, .docx, and .html,** Users can select the **'Chunk Resolution'** which breaking content into manageable sections:

* **Main Topics:** Broad headings representing primary content divisions.
* **Subtopics:** Specific headings under main topics, detailing particular aspects.
* **Secondary Topics:** More detailed sections under subtopics, offering deeper insights.
* **Detailed Subtopics:** The most specific points under secondary topics, focusing on particular details or examples.

<figure><img src="/files/NbXTvfsikXEHOdjiDNbU" alt=""><figcaption></figcaption></figure>

### New **upgraded version of Documents and Files type**

For **.pdf,** Users can click the **'Visual Extraction'** to picture content:&#x20;

* Chunk: 1 page/chunk

<figure><img src="/files/SJz4TxpWZj5M8f3CsfPm" alt=""><figcaption></figcaption></figure>