As an office worker who encounters this issue daily, I have found a perfect solution: you can use the Softaken IMAP Migration Software. It's specially engineered for these tasks only. You can use this tool with any email service that supports IMAP. It's functional with every Windows version and supports batch migration. You can filter emails before the migration by the deep filtration of this tool. The interface is also well known and usable without any technical expertise. This tool migrates your IMAP emails directly to your Google Workspace account while preserving attachments and other information intact.
you can read more about this tool here: https://www.softakensoftware.com/imap-migration.html
As an office worker who encounters this issue daily, I have found a perfect solution: you can use the Softaken IMAP Migration Software. It's specially engineered for these tasks only. You can use this tool with any email service that supports IMAP. It's functional with every Windows version and supports batch migration. You can filter emails before the migration by the deep filtration of this tool. The interface is also well known and usable without any technical expertise. This tool migrates your IMAP emails directly to your Google Workspace account while preserving attachments and other information intact.
you can read more about this tool here: https://www.softakensoftware.com/imap-migration.html