![]() ![]() ![]() As the DNS cache repopulates with valid information, your network and internet connection speeds should improve - at least until it fills with clutter again. Initially, you may notice that navigating to familiar websites takes a bit longer but be patient. ![]() The command prompt should return a message stating the command was completed successfully, as shown in Figure B. Either way, you should see a screen similar to Figure A.Īt the prompt, type this command and press Enter: ![]() In that case, right-click the Start button and select the “admin” version of the command prompt. But you may need to run a command prompt with administrative-level credentials. There are several ways to get a command prompt, but the fastest way is to use the keyboard shortcut Windows key + R and then type cmd. The easiest way to accomplish this task in Windows 10 is from the command prompt. Sorting through this clutter can slow down internet access and have a detrimental impact on network performance.īy flushing the Windows 10 DNS cache, you can eliminate the clutter and reestablish a pristine cache of valid and useful information. However, websites inevitably change over time which can leave invalid, incorrect or incomprehensible information in the cache. SEE: Windows, Linux and Mac commands everyone needs to know (free PDF) (TechRepublic) How to improve network performance in Windows 10 by flushing the DNS cacheĪs you use the internet on a Windows 10 PC, you build up information in the DNS cache that helps speed navigation between and among websites. This tutorial shows you how to flush the Windows 10 DNS file and perform some other basic maintenance so your network can reestablish verified information and improve network performance over time. Windows 10 gathers information from the cache first, finds its corrupted and then makes a request to a DNS server - a notable waste of time and hit to network performance. However, over time, the cache can be corrupted with faulty information which unintentionally slows your network connection down. Must-read Windows coverageĭefend your network with Microsoft outside-in security services Under normal circumstances, this cache helps you get to your internet destination quicker by bypassing a request to an internet-based DNS server. To improve the speed and performance of your internet connection, Microsoft Windows 10 stores vital domain name resolution information in a temporary file known as the DNS cache. ![]()
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