Suppose you have setup you outlook successfully but your still there is send receive problem in your outlook.
Now it seems all done ! but the problem is with Gmail account , So that after successfully setup outlook you have zero result.
Now for solving outlook problem for gmail please go to first you gmail account.
Then right of the top click on you photo. Then you will find My account Button. Then from the left panel you will find a button named Device activity & security events. Click here, Right of the bottom you will find Some apps and devices use less secure sign-in technology, which could leave your account vulnerable. You can turn off access for these apps (which we recommend) or choose to use them despite the risks.
So click ON. And you will see all done.
46 Kazi Nazrul Islam Avenue (5th Floor)
Besides Hotel Super Star, Kawran Bazar
Dhaka - 1215, Bangladesh