How to update Hello Clever's Magento 2 extension?
The process of updating the Hello Clever extension for Magento 2 involves the complete removal of all extension files, followed by copying the new files. This is to ensure that no old files left behind.
1. Remove old Hello Clever files/folders
Ensure all files has been removed in : root/app/code/Clever/Clever
2a. Install latest version of Hello Clever Extension
click the following link to learn how to install the latest version of Hello Clever extension on your Magento 2 store: Install Extension
2b. Install latest version of Hello Clever extension using Composer
3. Flush the Magento System Cache
Login to Magento Admin and go to System → Cache Management. Then select Flush Cache Storage