OK, all of you anxious tourists with tickets, I see this posted on the opening page of the museums this morning:
https://www.museivaticani.va/content/museivaticani/en.html
AVVISO
Al termine del Conclave, la Cappella Sistina tornerà accessibile al pubblico a partire da lunedì 12 maggio.
Le visite guidate ai Giardini Vaticani e alla Necropoli della Via Triumphalis riprenderanno il 12 maggio."
NOTICE
At the end of the Conclave, the Sistine Chapel will be open to the public again from Monday 12 May.
Guided tours of the Vatican Gardens and the Necropolis of the Via Triumphalis will resume on 12 May.
And there ya go. Enjoy your visit!