It is advisable to change your password periodically.
To change the password for Analytics do the following:
1. Click on Profile from the Analytics menu to open the Profile window.
2. Enter the new password in the “Change Password” field.
3. Reenter the new password in the “Confirm Password” field to verify you made no typos.
4. click the Update button to save the new password.
If you don't want to save your changed, press the escape button on your keyboard or drag the scrolling-slider on the right side of the window. Either method will to close the Profile window without changing your old password.