Open the file that you want to publish.
On the Home tab, click the Publish drop-down, click Start New Publish .
On the Publish Preview page, and choose one of the following:
Publish Privately — only those with the link can view
Publish Privately with Password, and type a password in the Enter Password box — only those with the link and password can view
You can share the online map by doing any of the following:
share the link — click Copy Link, and paste it in an email.
embed in a website or blog — click Copy, and paste the published map code in a website or blog.
post to social media sites — click the corresponding social-media site button, such as Facebook, Twitter or LinkedIn, and signing in.
Click Advanced Options to access settings for allowing commenting and downloads, automatically displaying the online map in Presentation mode, disabling the password, and choosing a storage location
After you’ve made changes to the map, click Published in the top-left corner of the map, and clicking Publish Update.