How to install application on android 4.4.2

1. Prepare  tf-card or usb storage dongle.(For tf-card need card-reader)

2. Copy the application file (xxxx.apk) to tf-card or usb dongle.(Do this on the computer)

3. Plug in tf-card or usb dongle to the android device.

4. Open the tf-card or usb flash driver folder.

5. Click the apk file you want install, then do with the navigation.