---
title: "Rest PKI - Configure Date and Time"
description: "Changing the culture, time zone and date format used for dates on PDF signatures made with Rest PKI, from the Region and Date area of your account."
canonical: "https://docs.lacunasoftware.com/en-us/articles/rest-pki/configure-date"
locale: "en"
product: "Rest PKI (legacy)"
last_updated: "2026-07-14"
---

# Rest PKI - Configure Date and Time

You can change the date format and time zone used to compose dates on PDF signatures done with [Rest PKI](https://docs.lacunasoftware.com/en-us/articles/rest-pki).

To alter this configuration, follow the steps below:

1. Sign in to https://pki.rest/
1. On the top menu, click your email and **Account**

   ![Image name](https://docs.lacunasoftware.com/images/rest-pki/access-account-settings.png)

1. On the next page, use the controls on the area **Region and Date** to configure the date appearance:

   ![Image name](https://docs.lacunasoftware.com/images/rest-pki/region-and-time.png)

The following configurations are available:

* Culture
* Time Zone
* Date Format

For instance, the following configuration results in the date show below:

* Culture: **Portuguese (Brazil)**
* Time Zone: **UTC**
* Date Format: **Complete with time zone**

![Image name](https://docs.lacunasoftware.com/images/rest-pki/pdf-date-utc-long.png)

Another possible configuration would be:

* Culture: **Portuguese (Brazil)**
* Time Zone: **(UTC-03:00) Brasilia**
* Date Format: **Short date and time**

![Image name](https://docs.lacunasoftware.com/images/rest-pki/pdf-date-brasilia-short.png)

> **Note**
>
> Time is adjusted automatically for daylight saving time on time zones on which it applies.

## Date formats

The supported date formats are:

Date Format              | Culture = *English (United States)*        | Culture = *Portuguese (Brazil)*
------------------------ | ------------------------------------------ | -------------------------------------
Complete with time zone  | 5/21/2018 7:48:51 PM -03:00                | 21/05/2018 19:48:51 -03:00
Long date and time       | Monday, May 21, 2018 7:48:51 PM            | segunda-feira, 21 de maio de 2018 19:48:51
Short date and time      | 5/21/2018 7:48 PM                          | 21/05/2018 19:48
Long date and short time | Monday, May 21, 2018 7:48 PM               | segunda-feira, 21 de maio de 2018 19:48    
Short date and long time | 5/21/2018 7:48:51 PM                       | 21/05/2018 19:48:51