> For the complete documentation index, see [llms.txt](https://docs.inogic.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.inogic.com/whatsapp4dynamics/getting-started/license-activation.md).
# License Activation
The first and foremost step after installing the solution is License Activation.
Here are the steps to activate the WhatsApp4Dynamics license.
* Navigate to **Dynamics 365 --> WhatsApp4Dynamics app.**
* Go to **License Registration.**
* Enter the Details: **First Name, Last Name, Company Name, Email, Website, and Main Phone.** After filling in the details click ‘**ACTIVATE’** for activating the **Trial Version for 15 days**. The license is issued based on the details filled in the CRM Details section. The **User License** is the count of **active users** in the **CRM.**
* Click on **'OK'.**
* Click on **'OK'.**
* If you want to purchase or extend the trial, click **‘SEND REQUEST’** after which you need to enter your **First Name, Last Name, Company Name, Email, Website, and, Main Phone** and it will redirect you to an email along with the details entered in the License Registration section. This email needs to be sent to so we can process the request.
### Alternate method to complete License Activation
Here are the steps to complete registration by using **'License Registration using (.lic) file'** section.
***Note: Request .lic file from inogic.***
* Request .lic file from Inogic --> Save file --> Go to **WhatsApp4Dynamics** app --> **License Registration** --> Click **Choose File** to locate the file with the extension .lic
* Select the file --> Click **Open**.
* Click on **Register** to complete the **License Registration**.
* Now, you can start using WhatsApp4Dynamics!
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