Windows 10 Linux Subsystem How to Change User Name and PC Name for Bash Console

When I first installed and ran Windows Linux Subsystem, console askded me to enter a new user name for bash. I input User. Now when I start bash in my console my useame and PC name appeared at the beginning of the prompt, like

User@DESKTOP-TPQIRNP:/mnt/...

What should I do if I want to change my useame for bash console? And PC name

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