What Should I Do If the Conversion Process is Slow?

Check System Resources: Ensure your system has sufficient resources for the conversion.
Close Unnecessary Applications: Closing other applications can speed up the process.
PDS Converter for Zimbra
*.TGZ file & extract items without Zimbra Server. Recommended by IT Administrators the software can export *.TGZ File Mailbox conversion to Outlook PST, Gmail and Office 365. Supports Outlook 2021, 2019, 2016, 2013, 2010, 2007 and 2003 version.

It is best tool for Zimbra conversion to PST Outlook file
Helps to Export Zimbra (tgz) to Outlook PST file with all emails and attachments
Filter option provided to convert selective emails and other items
Convert Zimbra data from extracted TGZ folders
Zimbra to PST Converter convert Zimbra emails, tasks, address book, calendars.
No file size limitation- convert any size of Zimbra file to PST File
Supports MS Outlook versions- 2021, 2019, 2016, 2013, 2010, 2007, 2003, 2002, 2000 and 97
Supports Zimbra Desktop (1.0.4, 2.0.0, 7.0.1, 7.2.8 etc).

PDS Zimbra to PST Converter is free tool to export Zimbra to Outlook PST file and Convert Zimbra to Office 365, Exchange, Gmail with emails and attachments