[求助] 安装错误！

请教版主，安装过程中出现错误信息如下，如何解决：
Install Tool deactivated.
You must enable it by setting a password in typo3conf/localconf.php. If you insert the line below, the password will be 'joh316':

$TYPO3_CONF_VARS['BE']['installToolPassword'] = 'bacb98acf97e0b6112b1d1b650b84971'
谢谢！