Oracle expdp impdb is not recognized

If you are facing this message 'expdp'/'impdp' is not recognized as an internal or external command, operable program or batch file follow these steps:
1. Right click My Computer (or This PC) -> Advanced system settings -> Environment variables -> look in the System variables screen -> Path
2. Check if exists the path to the oracle client that is installed on your PC. If you don't have the path, add it. It should be something like 'ORACLE_HOME\bin', or the full path e.g. 'C:\app\<your_username>\product\11.2.0\client\bin'
3. Obviously, you have to check if impdp/expdp are present at the path from step 2. If they are not present you need to reinstall your oracle client and don't forget to add this features.