how to set burp
1. open burpsuite
edit the proxy, you need to open a port like 808
2. set browser proxy
set 127.0.0.1 proxy for your browser.
3. download certificate
http://burp/
do remember to set proxy. And then click the CA Certificate. After downloading the file.Do next.
if you don’t, you will have a mistake.
4. import certificate in your browser
if you use chrome, you need to find Set >> search Manage certificates >> click Manage certificates >> click Authorities >> import the downloaded certificate file
Everything has been done then you can use burp commonly.