Items to Exclude
See these Veeam articles:
How to configure antivirus exclusions to prevent interaction with Veeam Backup & Replication
How to configure antivirus exclusions to prevent interaction with Veeam ONE
How to add Veeam Endpoint Backup to antivirus exclusions list
A summary of the recommendations is to exclude these files and processes on all Veeam servers (including Veeam backup server, proxy server, repository server, WAN accelerator server, tape server, and others):
Folders▪
C:\Program Files\Veeam
C:\Program Files (x86)\Veeam
C:\Program Files\Common Files\Veeam
C:\Program Files (x86)\Common Files\Veeam
C:\Program Files\Veeam\Hyper-V Integration\VeeamHvWmiProxy.exe
VBRCatalog ([HKLM\SOFTWARE\Veeam\Veeam Backup Catalog] CatalogPath value)
NFS (Configured in each repository, stored in [HKLM\SOFTWARE\Wow6432Node\Veeam\Veeam NFS] RootFolder value)
C:\VeeamFLR\*
All Veeam repository folders
All Veeam WAN accelerator folders
Folder on VM Guest OS (if VSS is used)
C:\Windows\VeeamVssSupport
Files▪
VeeamAgent.exe
VeeamAgent64.exe
*.vmdk