Payloads Biolab maintenance – The crew performed maintenance activities on the Biolab facility. These activities included exchanging the defective Life Support Module 2 (LSM2), as well as the installation of a new LSM4.  Although the Biolab facility is not currently supporting any science, these activities prepare it for future science.  The BioLab is a multiuser …

Source: ISS Daily Summary Report - 1/19/2021