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DS220j NAS DiskStation Review: Basic but Functional

We know what you're thinking – another NAS review? But trust us, this one is worth your attention. In this article, we've done the legwork to bring you an in-depth review of the DS220j NAS DiskStation. As a team, we've explored its features, benefits, and potential challenges. Our goal is to help you make an informed decision about this basic yet functional solution for home use. So, let's dive in and give you our recommendations and insights.

Key Takeaways

  • The Synology DS220j NAS DiskStation is a 2-bay device that serves as a 24/7 file server for storing, sharing, and backing up personal data.
  • The DiskStation Manager (DSM) software provides an intuitive interface for easy operation and allows access and sharing of data with various devices and operating systems.
  • The DS220j includes an integrated media server for streaming multimedia content and offers mobile apps for accessing private cloud files and backing up mobile photos.
  • Users may encounter difficulties reading drives in Linux or Windows computers if they are removed from the NAS unit, and there are concerns about potential data corruption when connecting drives to Windows.

Basic NAS With Functional Features

We found the DS220j NAS DiskStation to be a reliable and practical choice for basic network-attached storage needs. It offers a range of features that give users control over their data. The 24/7 file server allows for easy storing, sharing, and backing up of personal data. The intuitive DiskStation Manager (DSM) makes operation a breeze, and the ability to access and share data across multiple platforms is a major plus. The integrated media server is perfect for streaming multimedia content. Additionally, the DS220j allows for easy access to private cloud files on-the-go and has iOS and Android apps for backing up mobile photos. While there may be some concerns about drive compatibility and data security, overall, the DS220j is a basic but functional NAS solution that meets the needs of those who desire control over their network-attached storage.


Let's take a look at the features of the DS220j NAS DiskStation. This device serves as a 24/7 file server for storing, sharing, and backing up personal data. With its award-winning DiskStation Manager, users can easily access and share data across various devices and platforms.


The DS220j NAS DiskStation offers a range of features and specifications that make it a versatile and functional storage solution for home users. Here are the key specs of the DS220j:

ModelSynology 2 bay NAS DiskStation DS220j (Diskless), 2-bay
Memory512MB DDR4
ColorWhite, Grey
Compatible Drive Type3.5 inch SATA HDD, 2.5 inch SATA HDD, 2.5 inch SATA SSD

With these specifications, the DS220j provides ample storage space and flexibility to accommodate different types of drives. It also comes with a variety of features, including a 24/7 file server for storing and sharing personal data, an integrated media server for multimedia content streaming, and the ability to access and share data with multiple devices and operating systems. The DS220j is a reliable and user-friendly option for those seeking control over their storage needs.

Strengths and Weaknesses

When considering the strengths and weaknesses of the DS220j NAS DiskStation, one notable positive aspect is its functionality as a basic file server. It allows for storing, sharing, and backing up personal data, with the added benefit of an intuitive operating system. However, one area that could be improved is its compatibility with ext4 file systems on Windows computers, which may require additional drivers for seamless integration.

What We Like

Our favorite aspects of the DS220j NAS DiskStation are its intuitive user interface and versatile compatibility with various drive types. Here are the strengths we appreciate:

  • User-friendly Interface: The DiskStation Manager (DSM) makes it easy for us to navigate and manage our files, with its intuitive layout and user-friendly features.
  • Drive Compatibility: We love that the DS220j supports 3.5 inch SATA HDDs, 2.5 inch SATA HDDs, and 2.5 inch SATA SSDs. This versatility allows us to choose the drives that best suit our needs, whether it's for storage capacity or speed.

Having an intuitive user interface and the ability to use different drive types gives us the control we desire when it comes to managing our data on the DS220j NAS DiskStation.

Improve Ext4 File Compatibility

Continuing the discussion from our previous subtopic, let's delve into the strengths and weaknesses of improving Ext4 file compatibility on the DS220j NAS DiskStation.

  • Strengths:
  • Enhanced data storage compatibility with Ext4 file system, allowing for seamless integration with Linux-based systems.
  • Increased flexibility in accessing and managing data across multiple platforms, including Windows, macOS, and Linux.
  • Weaknesses:
  • Limited compatibility with older operating systems that do not support the Ext4 file system, potentially limiting accessibility for some users.
  • Potential compatibility issues when transferring files between the DS220j NAS DiskStation and Windows-based systems, requiring additional drivers or software for seamless integration.

Improving Ext4 file compatibility on the DS220j NAS DiskStation provides users with greater control over their data storage and management, allowing for efficient and seamless access across multiple platforms. However, it is important to consider the potential limitations and compatibility issues that may arise when using the Ext4 file system.

Ideal use cases

An ideal use case for the DS220j NAS DiskStation is to create a centralized file storage and backup solution for a small home or office network. With this NAS, you can take control of your data by storing and accessing files from multiple devices and platforms, including Windows, macOS, and Linux. The DS220j also offers the ability to back up your important data, providing peace of mind in case of hardware failure or accidental deletion. Additionally, the integrated media server allows for streaming of multimedia content, making it a great solution for entertainment purposes. Whether you are a home user or a small business owner, the DS220j NAS DiskStation offers the functionality and control you desire for your file storage and backup needs.

Purchase Recommendation

We highly recommend considering the DS220j NAS DiskStation for your file storage and backup needs. This NAS offers a range of features that make it an ideal choice for those who desire control over their data. With its 24/7 file server capabilities, you can easily store, share, and back up your personal data. The award-winning DiskStation Manager (DSM) provides an intuitive interface for seamless operation across Windows, macOS, and Linux devices. Additionally, the integrated media server allows for convenient multimedia content streaming. For enhanced data security, the DS220j supports encryption and offers third-party solutions to regain control over data security. With its basic yet functional design, the DS220j is a reliable choice for home use. Don't forget to back up your NAS to another hard drive for added redundancy.


Now let's address some common questions and concerns that users may have about the DS220j NAS DiskStation. We'll discuss troubleshooting drive compatibility, privacy and data security, NAS performance and speed, backing up for redundancy, and reading ext4 on Windows. By addressing these frequently asked questions, we aim to provide a comprehensive understanding of the DS220j and its functionality.

Troubleshooting Drive Compatibility

Troubleshooting drive compatibility involves ensuring that the selected drives are compatible with the Synology DS220j NAS DiskStation. It is important to choose drives that are supported by the DS220j to ensure proper functionality and performance. The DS220j is compatible with 3.5 inch SATA HDDs, 2.5 inch SATA HDDs, and 2.5 inch SATA SSDs. If you are experiencing difficulty reading the drives on your Linux or Windows computer after removing them from the DS220j, it is recommended to check if the drives are properly formatted and if the necessary drivers are installed. Additionally, if you encounter issues with mounting the data partition in ext4 format, you may need to refer to the tech bulletin provided by Synology for recovering RAID drives.

Privacy and Data Security

To address concerns regarding privacy and data security, it is essential to explore frequently asked questions (FAQ's) related to these topics. For individuals who desire control over their data, there are some common queries. One question often asked is about snooping, indexing, and reporting packages in DSM (DiskStation Manager). Users may also inquire about third-party solutions that can help them regain control of their data security. Additionally, there may be concerns about unwanted packages and the ability to disable internet access for improved performance. Users may also want to know about their experiences with accessing encrypted archives and ensuring data integrity. By addressing these questions, users can make informed decisions about their privacy and data security needs.

NAS Performance and Speed

How can we optimize the NAS performance and speed of the DS220j DiskStation? To ensure optimal performance and speed of the DS220j DiskStation, there are several steps we can take. First, we can make sure to use high-quality, compatible drives that meet the specifications provided by Synology. Additionally, we can enable link aggregation to increase network bandwidth and reduce bottlenecks. It is also important to regularly update the DSM software and firmware to benefit from performance improvements and bug fixes. Furthermore, we can optimize the settings of the installed applications and services to reduce resource usage. Finally, organizing and managing files efficiently, as well as scheduling regular maintenance tasks, can help maintain optimal performance. By following these steps, we can have more control over the NAS performance and speed of the DS220j DiskStation.

Backing up for Redundancy

For ensuring data redundancy, we highly recommend implementing a backup strategy with the DS220j DiskStation. By creating regular backups of your important files and data, you can protect against potential data loss due to hardware failure, accidental deletion, or other unforeseen events. The DS220j DiskStation offers various backup options, including local backups to external hard drives or USB devices, as well as remote backups to cloud storage services or other NAS devices. With the intuitive DiskStation Manager (DSM) software, you have full control over scheduling, file versioning, and encryption settings for your backups. Additionally, you can easily restore your files in case of emergencies, ensuring that your data remains safe, secure, and accessible at all times.

Reading Ext4 on Windows

We often encounter difficulty reading Ext4 file systems on Windows computers when trying to access data stored on the DS220j NAS DiskStation. This can be frustrating for users who want control over their data and need to access it from their Windows machines. While Windows does not natively support the Ext4 file system, there are third-party solutions available that allow you to read Ext4 drives on Windows. These solutions typically involve installing additional drivers or software that enable Windows to recognize and read Ext4 partitions. By using these tools, you can regain control of your data and access it seamlessly from your Windows computer, ensuring that you can easily manage and retrieve your files stored on the DS220j NAS DiskStation.

Helpful Resources

We found several helpful resources for optimizing the DS220j NAS DiskStation. One resource we found valuable was the tech bulletin provided by Synology for recovering RAID drives. This resource provided step-by-step instructions on how to recover data from a failed RAID array. Additionally, we came across a guide on cloning drives for safe experimentation and practice. This guide was helpful for users who wanted to test different configurations without risking data loss. For those concerned about data security and privacy, we found third-party solutions that allowed users to regain control over their data security. These solutions provided additional layers of encryption and privacy measures. Overall, these resources were instrumental in helping users optimize their DS220j NAS DiskStation and ensure data security.

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