How to update the os version with Magicsee Iron+?

As we all know, every family has an android tv boxes, most of boxes with silimar design, so the Magicsee iron+ attrached customers' eyes. Now the version 7.1 has been released. 

First, let's look at its new UI:

How to upgrade for your IRON/IRON+

1：You need to make the following preparations

⑴ The capacity of more than 2GB TF Card

⑵ TF Card reader

⑶ A metal pin

2：To insert TF card reader into the computer USB port 

3：Open the tool “Burn_Card_Maker”  

4：Choose the storage drive path of the TF Card.

5：Format the TF card. 

6：Open and selection file（The file is img format and the file name is not spaced,Like this: aml_upgrade_package_20170606.img）. 

7：Click Make menu burn the img file into the TF card. 

8：Burning....Please waiting...

9：Burn success. 

10：Take out TF card，And inserted The TF card into IRON/IRON+ TF card slot.

11：Insert the pin into the headphone jack，Hold on，Keep pressing.

12：Plug in the power.

13：When the TV screen appears the following picture，Take off the pin.

14：Waiting for the update to complete，IRON/IRON+ will be restart.

15：Android system boot success.

Attention：If any other accidents occur，Upgrade failed,Please operate again from the eleventh step.