How to use AutoLink application in MegaAudio MAR8450 system with Mi Redmi Note 4 for 7.1 version

Megaaudio is India's Leading car infotainment system Manufacturer and importer.
Megaaudio is having India's largest OEM range of android systems. You can visit our website - www.megaaudio.in

How to use Mirror-Link (Autolink) Feature in Megaaudio Universal system MAR8450,
Autolink is an especially APP for the combination of vehicle and mobile phones.

The mobile phone connects the vehicle through the USB line, using the mirror link method, the mobile phone's screen will be show on the system’s screen.. At the same time, the vehicle multimedia can also enjoy all the functions of the mobile phone.

Follow these steps :
Step 1. Install Autolink App from Google play store.

Step 2. Go to your phone setting Tab & Click on “About Phone” & Go to the Build Number tab (for Samsung & Honor Phone users). For Mi phones users - Click several times (approx – 7 times) on MIUI Version option. For Vivo mobile users - Click several times (approx – 7 times) on Software Version tab to unlock Developer Settings.

Step 3. Find and Click on Developer option.

Step 4. Switch on USB Debugging tab and install via USB tab

Step 5. Connect USB cable in your phone as well as in your Car AVN Player.

Step 6. Allow USB Debugging when a POP UP asks for it. Now your phone is connected via USB.

STEP 7. Now you can use mobile and the AVN Player synchronously.

For the first-time connecting, as an APP is required to be installed, so the connecting time may be longer, Please wait with patience;

Disclaimer: - This is a third party application, if your system/phone/application get updates the application will stop working or might be having some changes in Interface,
The Company is not liable for application usability and its features.


This function uses Micro-USB port in smart mobile phones to realize to display the screen of the mobile on the unit via VNC technology, and realize dual way control via ADB technology, and realize audio transmitting via Bluetooth A2DP technology.

Useful Tips:-
1. Some information may be different as the mobile types and models are different, Please take the actual situation as Standard.

2.For the first time connecting, as an APP is required to be installed, So the connecting time will be longer, Please wait with Patience;

3. No operation while driving, Or, the user assumes full responsibility for any accidents,

4. After Bluetooth connection is done, the Mirror-link function will be able to play the sound in the system.

6. After the mobile and the unit connected successfully the unit will display the mobile screen, while user cannot operate on the unit.

This can be positively used to play your favourite Music, videos or Navigation Applications (like Sygic, Navi Maps, Here maps, etc.) into Car Screen.
Note: - Using mobile or Entertainment system or watching videos while driving may be hazardous. Road Safety is the Prime Responsibility of the Driver and it is advisable that he should not operate or watch videos while driving.