Do you want to save your 3D viewer in ImageJ? Follow these simple steps to ensure you can save and export your 3D projects with ease. First, make sure you have the 3D viewer plugin installed in your ImageJ software. If not, you can easily download and install it from the ImageJ website. Once you have the plugin installed, open your 3D project in ImageJ. Navigate to the 3D viewer window, and select the 'File' option from the menu. Then, choose 'Save As' to save your 3D project in a file format of your choice. You can save it as a .tif, .avi, .raw, or .jpeg file, depending on your preferences. After selecting the desired file format, choose the destination folder where you want to save the file on your computer. Finally, click 'Save' to export your 3D project from the ImageJ 3D viewer. Now you have successfully saved your 3D viewer project in ImageJ, and you can easily access and share it whenever you need. Follow these steps, and you'll be able to save and export your 3D projects in ImageJ with ease.