Quick Solutions
Agent offline?
Restart services, check network
Installation failed?
Remove old AV, use removal tool
System slow?
Check exclusions, adjust scan times
Update errors?
Check firewall, test update server
1. Installation Issues
Error 1603
Existing AV not removed or Windows Installer issues
msiexec /unregister && msiexec /regserver"Another security product detected"
Use vendor-specific removal tools (Kaspersky, Norton, McAfee)
2. Agent Communication
Agent shows "Offline"
# Check services
Get-Service -Name "EP*" | Format-Table Name, Status
# Restart services
Restart-Service -Name "EPSecurityService" -Force
# Test connectivity
Test-NetConnection -ComputerName "nimbus.bitdefender.net" -Port 443Required Ports
443
HTTPS
HTTPS
80
HTTP
HTTP
7074
Sync
Sync
8443
On-Prem
On-Prem
3. Performance Issues
Recommended Exclusions
Development:
- • C:\Development\*
- • node_modules\*
- • .git\*
Databases:
- • SQL Server data files
- • *.mdf, *.ldf
4. Diagnostic Tools
Support Tool
C:\Program Files\Bitdefender\Endpoint Security\supporttool.exeStatus Check
product.exe /statusNeed Help?
Can't resolve the issue? As a certified Bitdefender partner, we provide direct support.
Request Support →