He needs to work with a good coach to improve his run up and use of the crease and angles. His run up looks very much like that of dibbly dobbly medium bowlers of 90s and 2000s like Styris, Collingwood, Astle, Harvey etc.
2nd T20I vs Australia:
Abrar Ahmed delivered 3 overs, giving away just 14 runs and claiming 3 wickets, including Mitchell Marsh, Josh Inglis, and Matthew Short, with an economy of 4.66.