> For the complete documentation index, see [llms.txt](https://docs.yaycommerce.com/manual/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.yaycommerce.com/manual/troubleshooting/unable-to-activate-license-key-or-save-plugin-settings.md).

# Unable to activate license key or save plugin settings

#### What the issue looks like:

<figure><img src="/files/sXyWdSqUUNlSEUbRjgaD" alt=""><figcaption></figcaption></figure>

#### The possible cause:

If the site has a plugin like **JWT Auth** activated, it might be preventing YayCommerce plugin's update requests.

<figure><img src="/files/j9XX73rH2UJbPQPEoHaE" alt=""><figcaption></figcaption></figure>

#### How to fix it:

[Download this plugin](https://drive.google.com/open?id=1YD92hPTrLwN_ek1FFFSJjvXPb3CoYOJN\&usp=drive_fs), install and activate it on your site to whitelist YayCommerce requests.

<figure><img src="/files/EcXe7hMXAhfSnGs6lAB3" alt=""><figcaption></figcaption></figure>

Alternatively, you can also contact the [other JWT plugin](https://wordpress.org/plugins/search/jwt+auth/) team for support.