Hello @Faninona ,

To block specific apps, you will need to use the Advanced Parental Control features provided by TP-Link HomeShield. 

You can also block specific websites by adding them to the blocked list in the Parental Controls section.

For more details about HomeShield and its features, please visit: https://www.tp-link.com/homeshield/

Note: The availability of these features may vary depending on your router model and firmware version.