The following teams participated in this edition of the competition. CD Costa do Sol from Mozambique had its license rejected by CAF for failing to meet the competition's criteria.
Group winners and runners-up advance to the Knockout stage
Tiebreakers
Teams are ranked according to the three points for a win system (3 for a win, 1 for a draw and none/0 for a loss) and if tied on points, the following tie-breaking criteria are applied, in the order given, to determine the rankings.
Goals scored in head-to-head matches among tied teams;
If more than two teams are tied, and after applying all head-to-head criteria above, a subset of teams are still tied, all head-to-head criteria above are reapplied exclusively to this subset of teams;
Goal difference in all group matches;
Goals scored in all group matches;
Penalty shoot-out if only two teams are tied and they met in the last round of the group;
Disciplinary points (yellow card = 1 point, red card as a result of two yellow cards = 3 points, direct red card = 3 points, yellow card followed by direct red card = 4 points);