Hi XS
Don't get too depressed over this as we all had to start somewhere and many of us in those early days would have experienced the same sort of thing.
I would suggest that you start a new career on the easy setting.
Use the OFEV settings that will help you especially in the TAI and Nav Map tabs.
Post #35 Beginners Guide To Manual Targeting
Post #47 Beginners Guide To Auto TDC
Post #146 Auto TDC Targeting Without Using 3 Circles > Updated Pictorial
Peter