How to Delete DNS Cache on Android Devices

Umaraliyu
2 min readAug 5, 2023

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Android devices’ DNS caches can be cleared to help with network-related problems. Here is how to go about it:

Method 1: Using settings to clear the DNS cache
1. On your Android device, launch the “Settings” app.
2. Depending on the version and maker of your device, select “Wi-Fi” or “Network & Internet.”
3. Locate the active Wi-Fi network you are connected to and tap on it. This will launch the Wi-Fi network’s network settings.
4. Press and hold the network name to bring up a menu.
Then, choose “Forget network” or “Forget.” Your device will be unplugged from the Wi-Fi network and deleted from the list of saved networks after you take this action.
6. Select the same WiFi network from the list and input the password to reconnect to it. WiFi security key. With this, the DNS cache for that particular network will be cleared.

Method 2: Aeroplane Mode DNS Cache Clearing
1. On your Android device, launch the “Settings” app.
2. Depending on the version and manufacturer of your device, go to “Network & Internet” or “Connections.”
3. To activate it, turn “Aeroplane mode” on. All wireless connections on your device will be disabled as a result.
4. After a little delay, turn off “Aeroplane mode” to enable wireless connections once more. The DNS cache will be cleared by this action.

Using Third-Party Apps is Method 3:
On the Google Play Store, you can find various third-party applications that will enable you to quickly erase the DNS cache. Look up “DNS cache cleaner” or “DNS flush” applications, then pick a dependable one with good reviews.

Please be aware that while deleting the DNS cache may enhance network connectivity and fix some problems, it may not always increase internet speed or performance. The manufacturer and software version of the Android device may also affect the above-mentioned processes slightly. You might wish to contact your internet service provider or network administrator for additional help if you have ongoing network issues.

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