Originally Posted by
carnarvon
Who "advised" to do that?
Unless check in occurs in 2F (with departure from 2E) as happens for some flights, you'll be turned away at 2F and sent to your departure terminal.
I never read it had ever been different and the last report I read here from someone who tried it just confirmed it.
Exactly. Unless the long-haul flights is among the ones having a check-in in 2F, it's not possible to go through security at 2F and use the connection corridor to 2E. Pax are turned away at security.