Precautions:
1. Samsung Galaxy S6 support for installation using the. apk format, it is recommended that you select the. apk format software Download installation when downloading the installation software.
2. If you are unable to install Third-party software after the above operation, it is recommended that you download the other version again. APK format software attempt.
Samsung Galaxy S6 Software Installation failure solution
1. After clicking "App" in S6 mobile phone, we find the following "setting" icon and click on the icon to open the entry.
2. After entering the icon we click "Safe" and click this button to open the "unknown source" details as shown in the following figure.
3. Then we see the pop-up "unknown source" and then click "OK" then we will see the unknown source is checked, at this time we can install the site download software.