To capture traffic with Fiddler, make sure to install the latest version of Fiddler. How do I capture desktop application traffic in Fiddler?

Go to File > Capture Traffic or press F12 to start capturing traffic again.

Go to File > Capture Traffic or press F12 to turn off capturing.

Select Capture HTTPS CONNECTs and Decrypt HTTPS traffic.

In Fiddler, go to Tools > Fiddler Options > HTTPS.

Fiddler displays its root certificate warning prompt which you need to accept to continue.

Make sure all processes are listed and click ok. Switch to HTTPS and check the “Decrypt HTTPS traffic” box. Start the program, and select Tools > Fiddler Options. 0.1, or changing my hosts file to use another alias other than “localhost”. I’ve temporarily solved this by only requesting from 127.0. It seems to be due to a proxy setting, where for the loopback address no proxy is being used, which makes Fiddler unable to inspect the traffic.

Can you use Fiddler to overwrite proxy settings?.

Why is fiddler not blocked by a firewall?.

Why is fiddler not capturing traffic from browsers?.

What is the difference between wireshark and fiddler?.

How do I capture desktop application traffic in Fiddler?.

Wireshark capture localhost traffic