You can edit the password to your user account using the following steps:
Run Solo on the Keyboard.
Click Next in the splash screen to open the user accounts list.
Select your account in the list by clicking it with the left mouse button.
Click the logo in the top left corner of program window to open the Main menu.
Click Change Password on this menu.
Type your old password and new password in the Change Password dialog box. Click OK to submit changes or click Cancel to close the dialog box without any changes.