In the context of the suitability of a third party, and specifically the WE Charity as the third party, this was part of the cabinet discussion, and yes, the PM was briefed by PCO on it.
On July 21st, 2020. See this statement in context.
On July 21st, 2020. See this statement in context.
Clerk of the Privy Council and Secretary to the Cabinet, Privy Council Office
In the context of the suitability of a third party, and specifically the WE Charity as the third party, this was part of the cabinet discussion, and yes, the PM was briefed by PCO on it.
See context to find out what was said next.