report that while it may show as "incompatible" in the Extension Warehouse for newer versions like 2021, manual installation typically works on both Windows and Mac

For detailed operational instructions, you can refer to the official 1001bit Pro User Guide (PDF) or view community-shared guides on Slideshare .

Before we jump into the download process, let’s quickly recap why you need this plugin. SketchUp 2021 brought improvements in tagging (layers) and live components, but it still lacks native tools for advanced architectural detailing.