The issue is related to PSO2020 installation with Chinese version of Operating system. We follow the system guide with supported OS. But the installer displaying messy code during installation:
Environment EcoStruxure Power Operation (EPO) 2020
Cause In the installer, the Chinese resource file have issue and it can’t be display correctly. This will likely not be addressed in the PSO 2020 ISO directly as that would require a rerelease.
Resolution
Please download the newest PSO 2020 R2 ISO installer which already fixed this issue. Check the following link for details. PSO 2020 R2 ISO (latest set of complete updates for PSO v2020 released September 17, 2020)
Description: ISO installation media for Power SCADA Operation 2020 R2