Question

why didn't you call me ? and why haven't you called me ? what is the difference between both the sentences..?​

Answer 1

Answer:

Why didn’t you call me? implies you had the expectation that they were going to call you, but didn’t.

Why haven’t you called me? implies they haven’t called you in a while and you’re wondering why.

But very minor difference, and they can be used interchangeably.

Explanation:

Hope this helps!