Nowadays, IT professionals working in a Linux environment connect to servers that are located within the organization and also outside their organization.
Besides, system administrators, DBAs, programmers, and Software Testers are
required to connect to the same Linux/Unix server with different credentials. Today the least, we get confused. To mitigate this, you can take advantage of the auto-login feature of Putty. Applying some customization with font color will help you immensely.
Please watch this video below that demonstrates how we can add the linux/unix username into the putty profile:
Here is a short video that demos you on the font color customization: