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Second, the U disk into the box, punch card file management to find the sofa butler can be installed: 
Third, the next will be able to freely download and install the software you need at home sofa, watch live, chase series! 
TV box installs third-party applications via USB stick
This tutorial is applicable to TV boxes. Other models of TV boxes can also refer to this tutorial.
[Installation process]
1 Download the sofa butler installation file to U disk / SD card → 2U disk to connect TV box → 3 Open the installation file through "App Recovery" → 4 Installation is successful
ã€Steps】
1. Baidu search for "sofa manager" into the sofa network, download the sofa butler package; or directly click the link (http://app.shafa.com/shafa.apk) to download the sofa butler package.
Copy the downloaded apk installation package to the U disk.