How to Flush and Renew Your DNS on Windows and macOS

Learn how to flush and renew your DNS cache on Windows and macOS to fix connectivity issues quickly and easily.

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To flush and renew your DNS on Windows: open Command Prompt as an administrator, type `ipconfig /flushdns` and press Enter. Then type `ipconfig /renew` and press Enter again. For macOS: open Terminal and type `sudo killall -HUP mDNSResponder` and press Enter. This clears the DNS cache and renews your IP address, often resolving connectivity issues.

FAQs & Answers

  1. What does flushing the DNS cache do? Flushing the DNS cache clears stored DNS information, which helps resolve issues related to outdated or corrupted DNS records, improving internet connectivity.
  2. How often should I flush my DNS? There’s no set interval, but flushing your DNS when you experience network issues or after changing DNS settings is recommended.
  3. Can flushing DNS fix slow internet connection? Yes, flushing the DNS cache can help fix slow internet speeds caused by corrupted or outdated DNS data.

Watch More

For more helpful tips on improving your internet connectivity and troubleshooting network issues, explore our guides on resetting your IP settings and optimizing DNS performance for different operating systems.

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