How to Update Android on ET1?

Hello Community,


I have a ET1 Tablet with Android 2 and want to Update it to Android 4.

How do I do it?


I found some Documents Regarding that, but I have no StartUpdLdr.apk - and I also have no

I downloaded the actual Android Version from Motorola, the File is named ans has around 200 MB.

So, what should I do with it?


Any help would be appreciated.