1. Download the following
https://mega.nz/#F!ud8VwKRJ!-cJr7EJyhb1PkziNx5KvLQ?yFtVySyL
https://mega.nz/#F!ud8VwKRJ!-cJr7EJyhb1PkziNx5KvLQ?CJUS3CiQ
https://drive.google.com/open?id=1XOpe5HZY1SgKGPM76CEYjPvejMlaw6H9

2. Install the ZPST program I sent you

3. Install the 2 drivers I linked in 1

4. Make sure the phone is at least 60% charged

5. Extract the fujisan twrp/magisk zip to somewhere easily gotten to like the desktop

6. Open ZPST and select Z999

7. Select the Download Tab

8. Select the browse button next to file location and go to either the twrp or magisk folder you extracted

9. Select the browse button next to log location and select somewhere where a short log will be written

10. Reboot the phone into FTM mode which should be done via turning off the phone and turning it back on while holding vol- and power until the FTM screen appears

11. Plug the device into the computer

12. The device should show up on the left-hand side in ZPST

13. Press the Download button