If you want to add a simple slippy map without any marker or route follow these steps:
Install the OSM plugin and find the WP OSM Plugin shortcode generator when you create article/page
- Select Generate: OSM shortcode
- Select the OSM control theme of your choice
- Adjust the map and click into the map to generate the OSM shortcode
- Copy (Strg+C) the generated shortcode and paste (Strg+V) it into your article or page.
The generated shortcode has to be copied to your article / page:
[*osm_map_v3 map_center="38.709,-9.135" zoom="14" width="95%" height="300" map_border="thin solid grey"] * <= remove the red star from the shortcode.
The slippy OpenStreetMap in your article / page:
Press shift and draw a rectangle for new adjustment.