Why can't I use Google keyword planner?

In order to access Google Keyword Planner Tool, make sure that you have created at least one campaign in Google Ads. Once you are done with this, google will grant the permission to access this tool. How do keyword tools help me to find keywords hidden in Google Keyword Planner?

For More Information Please Refer: https://www.quora.com/Why-cant-I-access-the-Google-AdWords-Keyword-Planner-tool