---
title: Add/Upgrade a Node-locked License to an Edge Device
slug: edgemanager/lem-user-ui/product-features/edge-devices/edge-device-details/license/add-upgrade-node-locked-license-to-edge-device
description: From the License tab you can add a Node-locked license to an edge device or upgrade an existing Node-locked License.
docTags: 
createdAt: 2022-09-22T20:19:44.000Z
---

From the **Edge Device Detail**'s **License** tab, you can add a Node-locked license to an edge device or upgrade an existing Node-locked License.

# Access the Edge Device Detail License tab

**To access the Edge Device Detail license tab:**

1. Log in to Litmus Edge Manager.
2. Select the appropriate company and project. 
3. From the Navigation panel, select **Edge Devices**.
   The *Edge Devices* pane appears.
4. Click an edge device **ID** link in the Edge Devices pane.
   The selected *Edge Device Details* page open with the **Info** tab.
5. From *Edge Device Details* page, select the **License** tab.

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# Prepare to Add a License

A license can only be added if there is no existing Node-locked license.

**To prepare to add a license:**

- From the Edge Device Details' *License* tab, scroll down, and click **Add License**.

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The License user interface expands with the *Add a New License* section. By default, the *Online License Activation* tab appears.  

::Image[]{src="https://api.archbee.com/api/optimize/SSUUxKZUk9bFTEPNn_6Zo/SUFzGG5xDTzl5Xec7Q8zr_image.png" size="80" width="1920" height="969" caption="Add License UI expands" position="center" showCaption="true"}

# Prepare to Upgrade a License

A license must exist before it can be upgraded. 

**To prepare to upgrade a license:**

1. From the Edge Device Details' *License* tab, scroll down, and for the license to be upgraded, click **Upgrade License**.

::Image[]{src="https://api.archbee.com/api/optimize/SSUUxKZUk9bFTEPNn_6Zo/KZbPvSFvqutkkFCmgH8MO_image.png" size="80" width="1920" height="969" caption="Upgrade License" position="center" showCaption="true"}

The License user interface expands with the *Upgrade License* section. By default, the *Upgrade License Online* tab appears.  

::Image[]{src="https://api.archbee.com/api/optimize/SSUUxKZUk9bFTEPNn_6Zo/yowVPZVRoiJEHDLaJuC-h_image.png" size="80" width="1920" height="969" caption="Upgrade License UI expands" position="center" showCaption="true"}

# Online Activation

The process for adding a new license and upgrading an existing license are identical. The only difference is that for upgrading an existing license, the new post-upgrade license will replace the old pre-upgrade license.

**To add/upgrade a license online**:

1. From the *Online License Activation/Upgrade License Online *tab, in the **Activation key** field, enter the 16-digit Activation key you've received from Litmus.
2. Click **Submit**.
3. If successful, the new license will be added to the Edge Device Details *License* tab user interface.

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# Offline Activation

The process for adding a new license and upgrading an existing license are identical. The only difference is that for upgrading an existing license, the new post-upgrade license will replace the old pre-upgrade license.

**To add/upgrade a license offline**:

1. From the *Offline License Activation/Upgrade License Offline *tab, in the **Activation key** field, enter the 16-digit Activation key you've received from Litmus. The Activation key must be a valid key for later steps of this process to operate successfully.
2. Click **Generate Request**. 
   Under *Offline Activation Request*, an offline activation request string will be generated.
3. To the right of the offline activation request string, click **Copy to clipboard**. This will copy the offline activation request string.
4. Below the offline activation request string, click **License Portal **or **Open License Portal**. This will open a new browser tab titled *Licensing Portal*. 
5. From the *Licensing Portal*, in the **Activation Request** field, enter the copied offline activation request string from Step 3.
6. To the bottom-left of the *Activation Request* field, click on the *I'm not a robot* **Checkbox**.
7. Click **Make License**. If the received Activation Key from step 1 is a valid key, the **Activation Result** text will display.
8. To the right of the **Activation Result** text field, click **Copy content to clipboard** to copy the Activation Result string. Once copied, click **Close**. 
9. Return to the *Offline License Activation/Upgrade License Online *tab. In the **Offline Activation Key** field, paste the Activation Result string.
10. Click **Submit**.
11. If successful, the new license will be added to the Edge Device Details *License* tab user interface.

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