Launch Android SDK Manager, open the main interface, select "Tools", then "Options ...", pop Up "Android SDK manager-settings" window ;
In the "Android SDK manager-settings" window, in the "HTTP proxy server" and "http proxy Port" input box, fill in the following mirror server address ( Do not include HTTP://, such as) and port, and select "Force https://... sources to befetched using/http ..." check box. Click the "Close" button to close the "Android SDK manager-settings" window and return to the main screen after Setup is complete.
Select "Packages", "Reload" in turn.
Android SDK Update mirror server online
Open Source Association of CAS image station address:
Ipv4/ipv6: http://mirrors.opencas.cn
Port: 80
Ipv4/ipv6: http://mirrors.opencas.org
Port: 80
Ipv4/ipv6: http://mirrors.opencas.ac.cn
Port: 80
Shanghai GDG Mirror server address:
http://sdk.gdgshanghai.com
Port: 8000
Beijing University mirror server address:
IPV4: http://ubuntu.buct.edu.cn/
Port: 80
IPV4: http://ubuntu.buct.cn/
Port: 80
IPV6: http://ubuntu.buct6.edu.cn/
Port: 80
Dalian Neusoft Institute of Information Mirror server address:
http://mirrors.neusoft.edu.cn
PORT: 80
eclipse/android Studio Download SDK too slow solution!