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Fixing Private DNS Error on Android

Sep 2, 2025

Overview

The video explains how to resolve the "Private DNS server cannot be accessed" error on Android devices, focusing on Samsung Galaxy M30s but applicable to most Android phones.

Identifying the Error

  • Error appears when connecting to WiFi: "Private DNS server cannot be accessed".
  • The issue is demonstrated on a Samsung Galaxy M30s.
  • Problem can also occur on other Android brands like Redmi, OnePlus, and Oppo.

Steps to Fix the Private DNS Error

  • Open the Settings menu on your device.
  • Go to "Connections" and then "More connection settings".
  • Select "Private DNS".
  • If using Google DNS, the ISP may block it; choose to turn off Private DNS.
  • Save the changes after disabling Private DNS.
  • Alternatively, use the search tool in Settings to find "Private DNS" directly.
  • The steps are similar across various Android devices.

Final Steps

  • Restart your Android mobile after updating the Private DNS setting.
  • Upon restart, try reconnecting to the same WiFi network.
  • The connection should now be successful.

Recommendations / Advice

  • Disabling Private DNS is an effective solution if your ISP blocks your chosen DNS server.
  • Use the settings search tool for quicker navigation on different Android models.