No, the software will not save a corrupted MAB file. Use healthy MAB file so that MAB to vCard, PST Exporter can perform properly.
No, there is no limitation for the MAB file conversion. The software can convert MAB file of any size without any inconvenience.
You can save MAB file multiple times and there is no limitation on exporting multiple address book into single address book file. You can merge any number of contacts in a single address book file.
No, Thunderbird Address Book Converter software is completely safe and secure to export MAB to CSV, PST & vCard, because it is fully tested by many end users.
The MAB File Converter application currently supports Windows OS XP, RT, Vista, 7, 8, 8.1, 10, Server 2003, Server 2008, etc.