1. Take Apple's mobile phone as an example, and open the "App Store" on the desktop of the mobile phone.
2. After opening, click the "Search" icon button at the bottom of the interface.
3. Then, enter "WeChat" in the search field to search.
4. Click the download icon next to "WeChat" in the search results.
5. After clicking, the download will start and be displayed as a circular progress icon.
6. After the final download, it will be automatically installed on the mobile phone.
Extended data:
The application downloaded by Android phone cannot be installed. Reason:
1. This may be caused by a file error during downloading. It is recommended to download and install again.
2. If you still can't install it, please check whether the mobile phone has enough space.
3. Check whether the Unknown Source is turned on.
4. Some other softwares have minimum requirements for system version. Please check whether the mobile phone system supports it.