You Do Need power plug adapter while traveling from Bolivia to Falkland Islands.

Here is Why You Need An Adapter

The outlet and plug type used in Falkland Islands is G and in Bolivia are A and C. This is how they look like.

Bolivia

In Bolivia, outlets of type A and C are in use.

Type A

Type C

Falkland Islands

In Falkland Islands, outlets of type G are in use.

Type G