You Do Need power plug adapter while traveling from Burkina Faso to Azores.

Here is Why You Need An Adapter

The outlet and plug type used in Azores are B, C and F and in Burkina Faso are C and E. This is how they look like.

Burkina Faso

In Burkina Faso, outlets of type C and E are in use.

Type C

Type E

Azores

In Azores, outlets of type B, C and F are in use.

Type B

Type C

Type F