@mcoops
Parental Control is a feature on routers that provides tools and settings to manage and control client devices internet usage. However, you have to add client devices manually that will be controlled by this feature.
To configure parental control on the TP-Link 4G LTE Router, please follow these steps:
1. Login to the Web UI via http://tplinkmodem.net.
2. Go to Advanced -> Parental Control and enable Parental Controls.
3. Under the "Devices Under Parental Controls" part, click "Add" to add the client device to be controlled and also the effective time.
4. Select Restriction Policy: Blacklist or Whitelist
5. Click "Add a New Keyword", enter the keywords or websites you would to add, and click Save.
For more detailed instructions, please refer to this FAQ: https://www.tp-link.com/support/faq/1668/