False he didn't shut it down at as it was stopped by Germany:
Wikipedia,
On 9 December 2021, Polish Prime Minister
Mateusz Morawiecki called on Germany's newly appointed Chancellor
Olaf Scholz to oppose the start-up of Nord Stream 2 and not to give in to pressure from Russia. On a visit to Rome, Morawiecki said: "I will call on Chancellor Scholz not to give in to pressure from Russia and not to allow Nord Stream 2 to be used as an instrument for blackmail against Ukraine, an instrument for blackmail against Poland, an instrument for blackmail against the European Union."
[77]
German Chancellor
Olaf Scholz suspended certification of Nord Stream 2 on 22 February 2022 in consequence of Russia's
recognition of the
Donetsk and
Luhansk republics and the deployment of troops in territory held by the DPR and LPR.
[78]