I post here the solution, maby could be useful for other people!
You can unlock your screen manually pressing volume Up + back at the same time... unless you have a very old version in which this doesnt work, then you need to reinstall the rom ...
I just inform you that I tried RootGenius (http://androidxda.com/root-acer-iconia-a1-830) and failed.
Android Version 4.4.2
Image version Acer_AV0K0_A1-830_RV01RC01_WW_GEN1
Build Number Acer_AV0K0_A1-830_1.006.00_WW_GEN1
Thanks for your job.
Any feedback about the performance of GPS?
The stock version is so... slooow and not precise!
1. Just select always ask again and the phone will work again.
2. Clear defaults of mixplorer in app info. Then when you tap on the download notification, select the Documents app (or something like that) to open
Hope that helps :)
Sent from my...
For me no SIM detected.
I tried to install v2 from CMW and then v3.2 but nothing... still no SIM detected for both version.
I want to try to flah KDZ but I don't know how to go in emergency mode.
I tried to push volume - and connect to USB but it...