# Business domain names
The base library 1.6.4 is supported, and the lower version needs to be compatible with](https://developers.weixin.qq.com/miniprogram/dev/framework/compatibility.html) .
A container that hosts web pages.Will automatically cover the entire Weixin Mini Program page, MiniGame and personal type of Mini Programs temporarily not supported. Starting with Client 6.7.2, navigationStyle: custom Invalid for web-view component Weixin Mini Program Plug-in cannot be used.
In order to facilitate developers flexible configuration Weixin Mini Program, now open Mini Program embedded web capabilities.
# Use Procedure
# 1. Configure business domain names in the administration background
Developer login Weixin Mini Program background mp.weixin.qq.com, select Development Management - > Development Settings - > Business Domain Name, click Add, configure the business domain name as required. At present, the ability to embed web pages in Mini programs is temporarily not open to personal type accounts and MiniGame accounts.

# 2. Call web-view component to implement Weixin Mini Program inline web page
The web-view component can be used only after the business domain has been successfully configured in the Weixin Mini Program administrative background. The web-view component is invoked within the Mini Program to implement the built-in web page. Currently only some JS API capabilities are supported. For specific usage instructions and limitations of the web-view interface, please click to see
# Restrictions Note
Each Weixin Mini Program account supports configuration of up to 300 domain names;
Each domain name supports binding up to 100 subjects of Weixin Mini Program;
The domain name only supports the https protocol, not the IP address;
The business domain name needs to be filed by ICP, and the new domain name needs to be configured after 24 hours;
The domain name format only supports English uppercase and lowercase letters, numbers and "-";
After configuring the business domain name, you can open any legitimate sub-domain name;