选取需要更新的组件后，点击Install packages来获取组件。出现如下错误：

Fetching https://dl-ssl.google.com/android/repository/addons_list-2.xml

Fetched Add-ons List successfully

Fetching URL: https://dl-ssl.google.com/android/repository/repository-7.xml

Done loading packages.

Fetching https://dl-ssl.google.com/android/repository/addons_list-2.xml

Failed to fetch URL https://dl-ssl.google.com/android/repository/addons_list-2.xml, reason: peer not authenticated

Fetched Add-ons List successfully

Fetching URL: https://dl-ssl.google.com/android/repository/repository-7.xml

Failed to fetch URL https://dl-ssl.google.com/android/repository/repository-7.xml, reason: SSLPeerUnverified peer not authenticated

Done loading packages.

在终端中运行：

    $ sudo gedit /etc/hosts

添加如下内容：

    # for android

    74.125.237.1       dl-ssl.google.com

使配置生效：

    $ source /etc/hosts

重新执行第一步。得到如下图所示输出，等待更新完成。