Yes, you can migrate multiple PST files to different Google Workspace accounts at once, but honestly, doing it manually is not practical at all. If you try using traditional methods like configuring Outlook with IMAP or using Google Workspace Migration for Microsoft Outlook (GWMMO), you will have to process each PST file and each account separately. then DRS Softech PST to Google Workspace Migration Tool is a highly recommended solution. https://www.drssoftech.com/blog/migrate-pst-file-to-google-workspace/