'allowGlobalInstall' => FALSE, // Boolean: If set, global extensions in typo3/ext/ are allowed to be installed, updated and deleted etc.
'allowLocalInstall' => TRUE, // Boolean: If set, local extensions in typo3conf/ext/ are allowed to be installed, updated and deleted etc.
'allowSystemInstall' => FALSE, // Boolean: If set, you can install extensions in the sysext/ dir. Use this to upgrade the 'cms' and 'lang' extensions.
'allowGlobalInstall' => FALSE, // Boolean: If set, global extensions in typo3/ext/ are allowed to be installed, updated and deleted etc.
'allowLocalInstall' => TRUE, // Boolean: If set, local extensions in typo3conf/ext/ are allowed to be installed, updated and deleted etc.
'allowSystemInstall' => FALSE, // Boolean: If set, you can install extensions in the sysext/ dir. Use this to upgrade the 'cms' and 'lang' extensions.