If you want to re-install your management server, do the following:
- Uninstall the management server. See Uninstalling Veeam Backup for Microsoft Office 365.
- Run Veeam Backup for Office 365 installation file. See Installing Veeam Backup for Microsoft Office 365.
- Add existing proxy servers. See Adding Backup Proxy.
- Add existing backup repositories. See Adding Backup Repository.
When re-installing Veeam Backup for Microsoft Office 365, bear in mind that proxy servers already have the necessary software components installed. Therefore, you just need to add them in the management console.