Acer Altos G900 User Manual page 153

To change the Supervisor/User password
1 Use the up/down keys to highlight either set password parameters
then press Enter.
2 Type the original password then press Enter.
3 Type a new password then press Enter.
4 Retype the password to verify the first entry then press Enter
again.
To remove the User/Supervisor password
1 Use the up/down keys to highlight either set password parameters
then press Enter.
2 Enter the current password then press Enter.
3 Press Enter twice without entering anything in the new and
confirm password fields.
After doing this, the system automatically sets the corresponding
password parameter to Clear.
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