Top 2 QNAP Backup Software for Windows 11/10/8/7

A reliable backup strategy is essential for anyone storing important data on a QNAP NAS, and choosing the right QNAP backup software can make all the difference. This guide breaks down the top QNAP backup solutions and shows you how to back up your Windows PC to a QNAP NAS step by step.

Best QNAP Backup Software Options

When choosing the best QNAP backup app for Windows, there are two popular tools to consider:

1. NetBak PC Agent

NetBak PC Agent is a license-free Windows utility from QNAP that enables users to back up and restore PC data, including full systems, folders, and files, to a QNAP NAS. It works with QNAP's Hyper Data Protector software, which must be installed on the NAS to receive the backups.

Key Features

• Comprehensive backups: Backs up full disks, folders, files, and the entire system.
• Full system restore: Supports creating a USB boot disk for full system recovery.
• Scheduled and manual backups: Allows users to set up automatic, scheduled backups or perform them manually.
• Optimized storage: Uses global deduplication and compression to make backups more efficient and reduce storage space requirements.
• Backup Explorer: Provides an interface to easily navigate through past backups and restore specific files or folders.

2. AOMEI Backupper Standard

AOMEI Backupper Standard is one of the easiest tools for backing up Windows PCs. If you want a general-purpose backup tool that works across different types of backup destinations (external drives, network shares, QNAP NAS, etc.), this tool is often the best choice.

Download AOMEI Backupper now!

How to Backup PC to QNAP NAS in Windows 11/10/8/7

In this part, I’ll show you how to use QNAP to backup Windows PCs step by step.

Method 1: Use NetBak PC Agent

Below is a clear, step-by-step guide to setting up a PC-to-QNAP backup using NetBak PC Agent.

💡 Notes:
◆ Users must install Hyper Data Protector v2.0 on their NAS before running NetBak PC Agent.
◆ Please make sure to turn off BitLocker encryption before backing up your computer with NetBak PC Agent, so that you can restore it using the Backup Explorer.

Step 1. Download NetBak PC Agent and log in with your NAS account or QNAP Account.

Step 2. You’ll go to the Create Backup Job window. In the Volumes tab, select the PC volumes you want to backup and select a target repository. Click Next.

✍ Tip: If you have no repositories, click Create Repository to create one.

Step 3. In the Schedule tab, set up manual/daily/monthly backup. You can also backup via event triggers (system lock or log out). Click Next to continue.

Step 4. In the Version tab, set up a retention policy to keep old backups and click Next.

Step 5. Configure backup rules under the Rules tab and click Next.

Step 6. Review your backup settings under the Summary tab and click Create. The program will run the backup according to the schedule you set.

Method 2: Use AOMEI Backupper Standard

Follow the guidance below to backup PC to QNAP NAS via AOMEI Backupper:

Step 1. Install and run AOMEI Backupper. From the left panel, click Backup, and select System Backup to backup the operating system and boot partitions.

Step 2. Boot-related partitions are selected by default. Click the destination box and select NAS in the Backup Destination window.

Step 3. On this screen, type your QNAP NAS path and click the right arrow. Input username and password if required, then click OK.

Step 4. Then, choose one folder on the QNAP NAS as the destination path to store the backup image.

Step 5. (Optional) Click Schedule to enable automatic Windows backup (One Time, Daily, Weekly, Monthly, or Event triggers).

Step 6. Finally, click Start Backup to begin backing up Windows OS to your QNAP NAS.

Troubleshooting Common QNAP Backup Issues

Even with reliable QNAP backup software, backup jobs can occasionally run into problems. Below are the most common QNAP backup issues and how to fix them quickly and effectively.

1. Connection or Authentication Failures

Connection-related problems often prevent a PC or backup app from accessing the QNAP NAS.

🎯 Common Causes:

• Incorrect NAS username or password
• SMB service disabled on the NAS
• NAS not discovered on the local network
• Firewall or antivirus blocking the connection

🛠 How to Fix:

• Verify the NAS IP address and login credentials
• Ensure SMB and Network Discovery are enabled in QNAP Control Panel
• Temporarily disable antivirus/firewall to test connectivity
• Try connecting to the NAS using a mapped network drive (e.g., \\NAS-IP\share)
• Restart QNAP networking services or reboot the NAS

2. Backup Job Fails Randomly

If your scheduled or manual backup stops unexpectedly, the cause is often data inconsistency, network drops, or corrupted tasks.

🎯 Common Causes:

• Sudden network interruptions
• Files in use or locked by other applications
• Incomplete backup configuration
• Bad sectors on the source disk

🛠 How to Fix:

• Switch to incremental backups to reduce load
• Ensure files aren’t open while backing up
• Test the drive with CHKDSK or QNAP’s disk health scan
• Re-create the backup job with a fresh configuration
• Use a wired Ethernet connection instead of Wi-Fi for stability

3. Insufficient Storage Space on the NAS

Running out of space is a common issue when maintaining multiple backup versions or storing large disk images.

🎯 Common Causes:

• Too many backup versions retained
• Old or unused backup jobs accumulating
• Large full-image backups consuming storage

🛠 How to Fix:

• Enable Version Retention Policy
• Delete outdated or redundant backup folders
• Switch to incremental instead of full backups
• Add new drives or expand your storage pool

To Sum Up

Backing up your data is essential, and choosing the right QNAP backup software ensures your files, systems, and NAS are fully protected. In this guide, we covered the best two QNAP backup apps for Windows PC - NetBak PC Agent and AOMEI Backupper.

Actually, AOMEI Backupper is not only NAS backup software but also powerful file sync software. It enables you to auto sync files to external hard drive. Why not give it a shot?