AK28 HD/HD+ User Manual V1.1
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4 OPERATING SYSTEM
4.1 Tips
Screenshot
Users can tap on the screenshot button in the Android system notification menu or
double click transmitter power button to make screenshots.
4.2 Download System Application
The very necessary applications, “SIYI TX”, has been pre-installed in AK28 HD/HD+
transmitter before delivery. Users can visit SIYI Tech’s official website
(http://www.siyi.biz/cn/AK28_HD/downloads/) or contact SIYI Tech’s technical
support email (
) to download and update the same applications if
they were not in your system when you have got it.
4.3 How to Import Files and Install System Application
Method 1
Copy the APK from PC to a TF card and insert the TF card to the slot on AK28
HD/HD+ transmitter. Then you can read and install the file through the “File
Manager” application in AK28 HD/HD+ system.
Method 2
