Take vivo x2 1 mobile phone as an example, the specific steps are as follows:
1. Open the phone of vivo x2 1, find the app store, and click to enter, as shown below:
2. Find the search box in the App Store and click Enter, as shown below:
3. Then enter the name of the application to be downloaded (taking QQ as an example), and click Install to download and install it automatically, as shown in the following figure: