How to Configure MAC Address Filtering on TP-Link Deco M4 You can secure your home network with MAC address filtering on the by using either the official TP-Link Deco Mobile App or the Web Browser Interface .
If you set up a whitelist and forget to add your own phone or laptop, you will lock yourself out of your own network.
Set specific , Bedtime schedules , or pause the internet altogether without needing to toggle MAC filters. 3. Set Up a Guest Network
Use or Bedtime schedules to completely cut off internet access for those specific MAC addresses during chosen hours. A Critical Warning: MAC Randomization (Private Addresses)
After adding your devices manually or from the online list, click Save at the bottom right. Key Considerations for Deco M4 Users MAC Address Filter on TP-LINK Deco M4, How To
This method provides more granular control and, depending on your firmware, may allow you to set up a restrictive "Allow List." You will need a computer connected to your Deco network and a web browser.
If you want to filter by MAC address but only during certain hours (e.g., block the kids’ iPads at bedtime), use Parental Controls.
Navigate to the Advanced tab, then Security , and select Access Control .
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: Tap Mode to select your preferred filtering type:
While MAC filtering is useful, it is not a foolproof security solution.Modern operating systems limit the effectiveness of basic MAC address filters.