There are 2 errors
Your Store Commander is currently installed in the /adminXXX/ directory of your store and you wish to use the /modules/ version.
Here are the steps to follow.
Log onto your customer account www.storecommander.com > my account > my licenses to reset your license by clicking on the provided link of the same name.
From the PrestaShop backoffice
Store Commander is now updated and accessible from the Modules menu in PrestaShop Backoffice.
Log onto your FTP
Important NOTES
The Store Commander version your are trying to use is too recent for your current support pack. Please use an older version or renew your support on https://www.storecommander.com to use the latest updates.
This means that your support and update period has expired and therefore updates cannot be applied.
You can log onto your account www.storecommander.com > My licenses to add 6/12 months period to be able to apply Store Commander updates and access our dedicated support (Solo & Multistore licenses).
Alternatively, contact our support team.
Download our themed Guides to learn how to manage your shop at lightning speed with Store Commander.