

To see which Visual Studio version are you running, go to Help, and click About Microsoft Visual Studio: In this case, the lowest supported version is 16.10. You can see which VS version is a minimal supported version in the VSIX Installer log.

If you see this message in the VSIX Installer log, it usually means you will need to update your Visual Studio. VSIXInstaller.NoApplicableSKUsException: This extension is not installable on any currently installed products. Then in Visual Studio Installer, click on Update. In Visual Studio, go to Help, and click Check for Updates. The most probable cause is that you are running an older Visual Studio version. Troubleshooting PHP Tools cannot be found on VS Marketplace Please see Update Instructions for more information. Visual Studio will notify you about updates available. PHP Tools updates are checked automatically. Please see Product Activation for more details. When the trial is over, you can activate the software using a purchased license key. The product contains both a 30-day trial and a full product. The software's installation package can also be used for an Offline Activation.

If you already have Microsoft Visual Studio installed, you can jump directly to the Manage Extensions dialog and search for PHP Tools for Visual Studio. You can download the free Community version here or use any other Visual Studio version, except for Express versions, which are not supported. You will need to have Microsoft Visual Studio installed before installing PHP Tools.
