In the sentence below, should we use the preposition "of"? Or rather nothing at all? Thank you.
In the video, we present one possible solution of how you could go back to...
We’d like to present you our idea for a possible campaign. A campaign which shows that mistakes were also being made at the top management level. However, the important thing here is how we handle those mistakes. In the video, we present one possible solution of how COMPANY could go back to their goal.