Autocomplete on eclipse does not work

Question

Please help, when I type a keyword in eclipse, the autocomplete does not appear.
Why did it happen?

Answer 1

found this for you, just check if it works

go to, Window >> Preferences >> Java >> Editor >> Content Assist >> Auto activation triggers for java, and enter .abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ , this will trigger the auto activation for class names, methods, etc...