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> Fetch the complete knowledge base index at: https://support.invoicera.com/sitemap.xml
> Use this file to discover available pages before exploring further.
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# Addons: -How to activate Purchase Order on Invoicera?-(New Design)

**Purchase order** is an important part of a supply chain cycle and helps initiating a commercial communication.
A **purchase order (PO)** is a commercial document generated by a buyer to a vendor (supplier) OR service provider. The document explains the precise details of the types, quantity, and agreed price for the products or services requested by buyer.
You can activate the purchase orders feature from Invoicera when required.

Here is how you can do this –

**Step 1 ** : **Click** on **Settings >> Add-ons**

### ![](https://storage.crisp.chat/users/helpdesk/website/-/f/b/d/3/fbd301f55ae1b800/image_1n0pbvg.png)

### ![](https://storage.crisp.chat/users/helpdesk/website/-/f/b/d/3/fbd301f55ae1b800/image_n3zl9g.png)

**Step 2 ** : When we **click** Add-ons, we get a screen where we can **Activate Purchase Order**, **Credit Note**, **QuickBooks**, **GST**, **Security**, **Approval Module**, **Invoice PDF Protection**, **.

### ![](https://storage.crisp.chat/users/helpdesk/website/-/f/b/d/3/fbd301f55ae1b800/image_688wcp.png)

**Step 3** : On **clicking** Activate button we get following screen, **Click** **"OK”**

### ![](https://storage.crisp.chat/users/helpdesk/website/-/f/b/d/3/fbd301f55ae1b800/image_z9dvzy.png)

**Step 4** : After **clicking** Ok, setup your first Purchase Order number and give your purchase order a prefix. You may also choose to add notes to your purchase orders utility.

### ![](https://storage.crisp.chat/users/helpdesk/website/-/f/b/d/3/fbd301f55ae1b800/image_oin7gd.png)

**Step 5** : **Click** on **Save** and your Purchase Order is **Activated**


### ![](https://storage.crisp.chat/users/helpdesk/website/-/f/b/d/3/fbd301f55ae1b800/image_rgvpit.png)


### ![](https://storage.crisp.chat/users/helpdesk/website/-/f/b/d/3/fbd301f55ae1b800/image_hkdf3p.png)

– You can confirm your settings under Billing menu, A Purchase Order link is available now.