Write an article based on this "Click the artboards icon. Click the small paper icon. Copy the logo in the first artboard. Paste the logo into the new artboard. Click a shape you want to add color to. Click the swatches menu. Click the swatches libraries menu icon. Click a swatch library. Click a color."
This is the icon that resembles two pieces of paper in the sidebar to the right.  Not to be confused with the Artboard Tool in the toolbar to the left.  If you do not see the Artboards icon, use the following steps to open it.  Click Windows in the menu bar at the top. Click Artboards It's in the lower-right corner of the Artboards menu.  This adds a new artboard to your file. Click the selection tool at the top of the toolbar to the left.  Then click and drag over the entire logo in the first artboard.  Click Edit in the menu bar at the top and click Copy. Navigate over to the second artboard and click Edit in the menu bar at the top.  Then click Paste to paste the logo into the second artboard.  Instead of adding color to the original logo in the first artboard, save a black and white version as your line-art logo.  Add color to a separate version of the logo This can be any shape you want to add color to. It's the icon that resembles a grid with different color squares in the sidebar menu to the right.  If you don't see the swatches menu, use the following steps to open the swatches menu:  Click Windows in the menu bar at the top. Click Swatches. It's the icon that resembles two folders stacked together in the lower-left corner of the swatches menu.  This displays a drop-down menu with a variety of swatch libraries. There are a number of swatch libraries in the drop-down menu. These include, Earth tones, Natural, Kids Stuff, Metal, Color Properties, Skintones, and more. You can access Pantone swatches under Color books in the swatch libraries menu. This changes the color of the selected object in the artboard.  It's a good idea to stick to a few simple colors for a logo.  If you want to add more advanced colors to a logo, create a full-color version of the logo on a third artboard. You can also use the gradient to add more complex color blends.  However, it's best to do this on a third artboard with a full color copy of the logo.