How to fix ERR_NAME_RESOLUTION_FAILED on Google Chrome (Mac OS)

The modem and the router are the main distributors of Internet throughout a household. The router (and/or modem) itself is known to be one of the causes of ERR_NAME_RESOLUTION_FAILED error. Maybe it got blocked, or failed to reconnect properly to your Internet connection.

To fix this error, start by restarting the router, and modem (if you use one). You can restart it either via the ON/OFF switch on the router (or modem) or by unplugging it from the power cord. Wait for 5 minutes before powering them on.

Another reason for this error to appear in Google Chrome can be the DNS settings. The DNS settings are part of our ID to the online world, and they need to be correct in order for us to be able to connect to the Internet. They are managed by the ISP, and usually our devices are set to obtain the DNS settings automatically. However, they can be set manually, too, but the risk for errors is greater. Errors can occur if these settings become corrupt.

In order to fix this error, if it was caused by DNS settings is by flushing the DNS. By flushing the DNS, corrupt entries will be removed and replaced with clear entries. The how to flush the DNS guide will assist you, if you are not sure how to flush the DNS.

If DNS settings are set to be obtained automatically, they are managed by the Internet provider you are connected to. If the DNS settings are obtained manually, then you as a user is in control of them. Maybe the current settings are no longer working, or there is a temporary issue with them, causing this error message.

In order to fix this error, you can update the current DNS settings. You can set to obtain them automatically, or manually. If you decide to obtain DNS settings manually, use the Google settings:

For IPv4, use 8.8.8.8 and 8.8.4.4.
For IPv6, use 2001:4860:4860::8888 and 2001:4860:4860::8844.

If you are not sure how to change the DNS settings, check out the how to change the DNS settings guide.

Consider using a different browser as an alternative, if you didn't manage to fix this error, and you don't want to reinstall your browser, for fear of losing data such as bookmarks, or web browsing history.

The purpose of cookies and cached files is to make website loading faster, and, depending on the website, to let you continue from where you left off. However, over time, they can get corrupt, and corrupt files cause nothing but trouble. There is a great possibility that the reason for the ERR_NAME_RESOLUTION_FAILED error message is caused, which have been accumulated in Google Chrome. In order to fix this error, you need to clear the cache files, the cookies and unnecessary data. Once cleared, they will be replaced by clean files and data the next time you open the websites.

Note: If you want to learn how to clear the browser's cache (and cookies), check the how to clear the cache solutions and how to delete browser cookies guide.

If you started seeing this error message after you installed a program or an app, it's possible that it caused issues that affect the Google Chrome browser, resulting in this error. The reasons for this can be far and wide, ranging from a poor development or system compatibility issues. To verify if this is the case, uninstall the app(s) you installed last, and then check if this error would occur.

If you determined that an app was causing this error you, you can report it to the development team behind the app for them to fix it.

Note: If you are not sure how to uninstall a program or an app, feel free to check the how to uninstall programs guide.