I want to share my firmware files. So here is the standard FTF file for the german SGP311:
I also rooted the firmware following the thread of :
So for rooted 4.3 you will need these files:
Yesterday I got the message of a new firmware. So here you go:
PreRooted firmware for the SGP311 (should also work on SGP312) with locked bootloader.
Simply flash via recovery. Your data should be kept, but make a backu...
Sorry, I misread your post. I thought your tablet would not start and you could not get flashmode working. Sorry for that.
What you could try:
1. Be sure you actually activated USB debugging in developer options
2. When you connect the device...
here is my ftf for the newest Android version of SGP311 (Android 4.4.2 KitKat). Simply download, unzip and flash via flashtool.
Please report if it worked. I dont think that flashing the stripped ftf alone will be enough. At least you will stay with the old kernel. I recommed doing the whole procedure.
Also I cannot upload anything at the moment because I am on vacation. ...