[1] Afghanistan won the first two matches of the series, therefore giving them an unassailable lead.

[2] This gave them their first bilateral T20I series win against another Test team other than Zimbabwe.

[5] Originally the matches were scheduled to be played as One Day Internationals (ODIs),[6] but the Bangladesh Cricket Board (BCB) agreed to change the fixtures to T20Is in preparation for the 2020 ICC World Twenty20 tournament.

[8] Ahead of the T20Is, Bangladesh played a practice match against Afghanistan A.

[10] Ahead of the series, Mustafizur Rahman was ruled out of Bangladesh's squad due to injury.