Note: I also put the link for the A3000-H.
Requirements: A Windows computer, a program like WinZip to decompress files, a cable to connect your tablet to your computer, and (duh) your tablet.
Warning: If anything goes wrong, I am not responsible for it. In addition, all data on your tablet is already lost, or will be lost after this tutorial.
Download at the bottom of the post the required rar file for either your A3000-F or A3000-H.
Step 1: Decompress A3000 fix package.rar. Inside you should ind 3 comppressed files called R1 DRV, R1 Flash_Tool, and R1 target_bin. Decompress these files.
Step 2: Navigate to Control Panel and click on Device Manager. In device manager, go to Other Devices, expand it, and make sure MT65xx Preloader is there.
Step 3: Right click on it, and select Update Drivers.
Step 4: Click on the second option in the window that pops up.
Step 5: In the next window, click again on the second option, and select the driver that has the words multiple and serial. I don't know how it's called in English because I'm Spanish.
Step 6: Click on Have Disk
Step 7: Browse to the decompressed A3000 fix package, and select the decompressed R1 DRV.
Step 8: Select USB_Driver.
Step 9: Select your OS. In my case Windows 7. For Windows 8, too bad so sad.
Step 10: Now select 32 bits or 64. In my case 32.
Step 11: If prompted, click accept.
Step 12: Click next, then wait a little,you will get a success message, then close. After this, close all open windows.
Step 13: Navigate do the decompressed A3000 fix package, and go to the decompressed R1 Flash_Tool folder.
Step 14: Open up the Flash Tool program (The blue icon).
Step 15: Click on the Scatter Loading on the right.
Step 16: Navigate to your decompressed A3000 fix package, and open the decompressed R1 target_bin.
Step 17: There you will find 3 files. Select the MT6589_Android_scatter_emmc
Step 18: Now tick the check-box next to FAC, and then click those 3 letters (FAC)
Step 19: In the same target_bin folder as before, now select fac. (It may be called fac.img)
Step 20: Now tick the check-box next to DA DL All With Check Sum Then Click Download.
Step 21: Wait. A pinkish bar will appear at the bottom, then a yellow one, then a green circle will appear.
Step 22: Unplug your tablet from your computer and plug it in to a normal charger. Turn it on. When you first turn it on, it will be in chinese. Just tap on the first option and change to the desired language.
Step 23: Sit back and enjoy your reborn tablet.
A3000-F Download: https://docs.google.com/uc?export=do...zhrek05Q0lPWms
A3000-F DropBox Download (if the above one doesn't work): https://www.dropbox.com/l/0qB1QGrDHKDKZJed6U9Z5s
A3000-H Download: https://mega.co.nz/#!3M1U3CCA!Jo5LDE...Lgf7LL-f1r152g
I hope I helped! The thanks button is waiting for you.