If you need to update Magento 2 Command Line Interface Extension by Magefan, please follow the steps below. Note that the update instructions depend on the method command line interface extension was installed with.
Update using composer (Method 1)
If the command line interface module was installed via the composer (check if vendor/magefan/module-cli folder exists), then you need to run these simple CLI commands in Magento 2 directory:
composer remove magefan/module-cli composer require magefan/module-cli ^x.x.x # replace x.x.x with the version you want to use php bin/magento setup:upgrade php bin/magento setup:di:compile php bin/magento setup:static-content:deploy