> For the complete documentation index, see [llms.txt](https://docs.apptiflo.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.apptiflo.com/application-docs/invoices/how-do-i-update-an-open-invoice.md).
# How do I update an Open Invoice?
{% hint style="warning" %} **Edit and View** Invoice access is required. Only direct invoices (not related to any POs) may be updated from the **Invoices** Page. Updates to Purchase Orders will flow to its respective Invoices.
{% endhint %}
### Step 1
Navigate to Dashboard, select **Invoices** on the Side Navigation Menu.
Click **Edit**.
### Step 2
Update fields as needed.
#### Section 1 - Primary Details
* Due Date - Invoice Due Date.
* Discount - Discount amount to be applied, if applicable.
* Tax Rate - Tax rate on Items, if applicable.
* Main Contact - Select contact from requesting Account.
#### Section 2 - Shipment Address
#### Section 3 - Order Items
{% content-ref url="/pages/0YS0B3nlFK5WUdXZQvwE" %}
[How do I add an Invoice Item?](/application-docs/invoices/how-do-i-add-an-invoice-item.md)
{% endcontent-ref %}
{% content-ref url="/pages/8O4lRDEzOx1M7F8qZtQc" %}
[How do I edit an Invoice Item?](/application-docs/invoices/how-do-i-edit-an-invoice-item.md)
{% endcontent-ref %}
{% content-ref url="/pages/a7ytzS2hOR9hFtCZRto1" %}
[How do I delete an Invoice Item?](/application-docs/invoices/how-do-i-delete-an-invoice-item.md)
{% endcontent-ref %}
#### Section 4 - Notes
Add note as needed. Customer will also see this note.
### Step 3
Click **Save**, **Mark as Paid**, or **Mark as Uncollectible**.
If you choose to **Mark as Paid**, confirm **Paid**. This Invoice status will update to **Paid**.
If you choose to **Mark as Uncollectible**, confirm **Uncollectible**. This Invoice status will update to **Uncollectible**.