To set up proxy server:

Open Sendwin extension, settings option from extension menu

1. Click on Proxy setting
2. Add new proxy
3. Enter Name followed by
   
   IP:PORT:USERNAME:PASSWORD

4. Click on Add

• Now go back to main session menu of extension, open session you want to add proxy
• Click on three dot of the session and click on setting
• Select other option and select proxy from tab and assign proxy you want to use.