Can I Install The Custom Document Well (vertical Tabs) Extension For Visual Studio 2019?
Answer : Update #2 Vertical tabs are out of preview and are now officially part of Visual Studio 2019 v16.4! Update #1 The new "Vertical Document Tabs" feature is part of Visual Studio 2019 version 16.4 Preview 2. There is also a dedicated blog post. Original answer Download CustomDocWell.vsix Unzip the file, e.g. rename it to CustomDocWell.vsix.zip and extract the contents Download the workaround extension.vsixmanifest (non-raw page) The only change is that the upper bound of the InstallationTarget version has been removed Replace the original extension.vsixmanifest with the workaround file Download the workaround manifest.json (non-raw page) The only change is the sha256 for extension.vsixmanifest has been recalculated Replace the original manifest.json with the workaround file Zip the contents into a new CustomDocWell.zip Important : Make sure the root of the zip file is at the level of extension.vsixmanifest and manifest.json , as ...