How to Import Kml Files to Google Maps? [Solved]

1. Open My Maps on your computer.
2. Open a new or existing map.
3. In the legend on the left, click the layer where you want to add data.
4. Click Import. You can import CSV, TSV, KML, KMZ, GPX, or XLSX files, or spreadsheets from Google Drive.
5. Drag a file from your computer, select a Google Drive file or open a previous My Maps map.
6. Click Choose a file to upload.
7. Pick one or more columns that identify the location of your data.
8. Click Continue.
9. Pick a single column to label the data on the map.
10. Click Finish.

Another way to import KML files to Google Maps?

You can do it using My Maps. 
just go to My Maps and select a layer and click import. There, you can import multiple file types including KML.