Fix minicom: cannot open /dev/ttyUSB0: Permission denied on Ubuntu 16.04.3

This post presents a solution to minicom: cannot open /dev/ttyUSB0: Permission denied that was verified on Ubuntu 16.04.3.
Symptom
When you type: minicom you see minicom: cannot open /dev/ttyUSB0: Permission denied
A Solution on Ubuntu 16.04.3
1. Type sudo adduser $USER dialout
2. Log out
3. Log in
References
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