Answers for "'mongoexport' is not recognized as an internal or external command, operable program or batch file. Problem in mongoexport"

mongoimport is not recognized

From version 4.4 onwards, you have to install MongoDB tools separately
https://www.mongodb.com/try/download/database-tools?tck=docs_databasetools

Unzip and move the contents within 
path_to_your_extracted_folder\mongodb-database-tools-windows-x86_64-100.3.0\bin
to 
C:\Program Files\MongoDB\Server\4.4\bin