Network Fixes

Flush DNS Cache in Windows

Learn how to flush DNS cache in Windows and when this safe network command can help.

Flushing the DNS cache clears saved DNS records on your computer. It can help when websites do not open correctly after DNS changes or network issues.

Command

ipconfig /flushdns

Does it need Administrator permission?

Usually no. You can run it in Command Prompt or PowerShell.

Is it safe?

Yes. It does not delete personal files, browser passwords, or network profiles. It only clears cached DNS lookup records.

When to use it

  • A website points to the wrong server after DNS changes.
  • Some sites fail to load but internet still works.
  • You changed DNS settings and want a fresh lookup.