Existing Project How to add a new layout, plan, or blueprint to Google Maps and modify them? Estimated reading: 3 minutes Step 1 Step 2 Step 1 Log into your web account and click on the button named “NEW PROJECT” Step 2 Click on the “Map” tab located on the left-hand side of the screen.Click on the “Add Layers” button at the bottom of the page.Choose the option “Image Overlay” from the dropdown menu.Enter a name for the overlay, and then click on the “Select Image” button to upload the image file of the layout, plan, or blueprint.Adjust the overlay by moving and resizing it until it aligns correctly with the Google Maps base layer.Click on the “Save” button to add the overlay to your project.To modify the overlay:Click on the “Map” tab and then click on the overlay you wish to modify.You can adjust the position and size of the overlay by clicking and dragging the edges or corners of the overlay.To delete the overlay, click on the overlay and then click on the “Delete” button that appears.Note: It is important to ensure that the overlay is correctly aligned with the Google Maps base layer, as this will ensure accurate location information for your project.