Google Inc.’s Maps application is making headway against the No. 1 map Web site, MapQuest, according to an analyst from Hitwise Pty., which examines Internet usage data. A year ago, the number ...

How to edit a map in Google Maps. 1. Sign into My Maps. 2. Open the map you want to edit. 3. On the left sidebar, you can make several edits, such as adding layers or customizing the appearance. 4.