How to do a PowerShell version Check. Outdated PowerShell versions can cause functionality and compatibility issues. In this video, we'll explain why PowerShell versioning matters, how to quickly check your PowerShell version and how to keep it up to date. Before we begin, be sure to subscribe to Ninja One's IT Video Hub. For more tech content like this, why it's important to know your PowerShell version. Each version of PowerShell comes with new CmdLets features, security patches, and performance upgrades. Running an outdated version can cause several issues. For example, a script written for an older version of PowerShell might not be compatible with a new version due to available CM Lets and syntax updates. Also, the latest version of PowerShell includes updates and security patches To address bugs, improve performance, add new functionalities, or remove vulnerabilities. How to perform a PowerShell version check Using The dollar PS version table command. This method works on all platforms and provides additional details like the addition and runtime version. Open PowerShell and enter this code. Look for the PS version entry to find your current version, checking via the Windows registry. First, open the Windows registry by pressing the Windows key and the R key type in Reg edit and click enter. Next, navigate to this address. Look for the PowerShell version value to show you which version of PowerShell is installed. Checking PowerShell versions on Mac, OS and Linux. If you're using a non Windows platform, the system would have either PowerShell core or PowerShell seven X installed. These are the only versions available on non Windows systems. You can use the PS version table method in PowerShell itself that we talked about earlier. Alternatively, you can also try typing this code in the terminal to get your version number. Automate and simplify PowerShell updates. Learning how to do a PowerShell version check can make it much easier to keep your PowerShell version regularly updated. Knowing your PowerShell version keeps your CMD lets features and external modules functioning and improves your system security posture. For more information, check out our official blog post on how to do a PowerShell version check linked in the description below.