The M2 QLMN schedule can be uploaded in pdf version. You can find a shared calendar for each track:
For the track Light and Matter: https://tinyurl.com/QLMN-LM
For the track Condensed Matter and its Interfaces: https://tinyurl.com/QLMN-CMI
For the track Nanodevices and Technologies: https://tinyurl.com/QLMN-NDT