Turn off or on password feedback in linux

For Mint OS

To check status of pw feedback

Code:

sudo cat /etc/sudoers.d/0pwfeedback

Turning off pw feedback!

Code:

echo 'Defaults !pwfeedback'|sudo tee /etc/sudoers.d/0pwfeedback

To turn on password feedback

Code:

echo "Defaults pwfeedback"|sudo tee /etc/sudoers.d/0pwfeedback

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
another ver of linux may need this

Code:

echo 'Defaults !pwfeedback'|sudo tee /etc/sudoers.d/9_no_pwfeedback

This will work for some linux systems only! not all!!
 

Code:

sudo mv /etc/sudoers.d/pwfeedback /etc/sudoers.d/pwfeedback.disabled

To Re-enable PW Feedback

Code:

sudo mv /etc/sudoers.d/pwfeedback.disabled /etc/sudoers.d/pwfeedback