Effective Ways to Get Rid of QuickBooks Error 1920

QuickBooks Error 1920 is a common installation issue that occurs when the QuickBooks Database Server Manager fails to start during setup or update. The error message typically reads:

“Error 1920: Service QuickBooks Database Manager (QBCFMonitorService) failed to start.”

This service is essential for multi-user access and company file connectivity. If it’s blocked, missing, or misconfigured, QuickBooks cannot complete installation or function properly. This guide offers expert-level solutions to resolve Error 1920 quickly and safely.

---

⚠️ What Causes QuickBooks Error 1920?

• 🔐 Lack of administrative privileges during installation
• 🧱 Corrupted or missing QBCFMonitorService files
• 📂 Previous QuickBooks installation not fully removed
• 🧠 Windows security settings or firewall blocking the service
• 💾 Hard drive access issues during service startup

---

⚙️ Step-by-Step Solutions to Fix Error 1920

✅ Step 1: Uninstall QuickBooks Desktop

1. Press Windows + S, type Control Panel, and open it.
2. Go to Programs > Programs and Features.
3. Select QuickBooks Desktop [version] and click Uninstall/Change.
4. Follow the prompts to remove the software completely.

💡 Pro Tip: This clears any corrupted service files that may be blocking installation.

---

🔄 Step 2: Run QuickBooks Install Diagnostic Tool

1. Download and install the latest QuickBooks Tool Hub.
2. Open Tool Hub and go to the Installation Issues tab.
3. Click QuickBooks Install Diagnostic Tool.
4. Let the tool scan and repair system components.
5. Restart your computer.

---

🧰 Step 3: Install QuickBooks as Administrator

1. Right-click the QuickBooks installer file (setup.exe).
2. Select Run as Administrator.
3. Follow the installation prompts.

⚠️ Important: This ensures the installer has full access to register services like QBCFMonitorService.

---

🔐 Step 4: Manually Start QBCFMonitorService

1. Press Windows + R, type services.msc, and press Enter.
2. Locate QBCFMonitorService in the list.
3. Right-click and select Start.
4. If it fails, right-click > Properties > set Startup type to Automatic, then retry.

---

🧼 Step 5: Clean Install QuickBooks Desktop

1. Use the Clean Install Tool from Tool Hub to remove residual files.
2. Reinstall QuickBooks using a fresh installer from Intuit’s official site QuickBooks.

---

🔄 Step 6: Check Windows Permissions and Firewall

• Ensure your Windows user account has Administrator rights.
• Temporarily disable antivirus and firewall during installation.
• Re-enable them after QuickBooks is successfully installed.

---

🧪 Advanced Tips

• Run sfc /scannow in Command Prompt to check for system file corruption
• Use chkdsk to scan for hard drive errors
• Avoid installing QuickBooks on cloud-synced or network drives
• Always reboot after uninstalling or repairing QuickBooks

---