- Download the latest release.
 - Unzip the downloaded release, and change the name of the folder to 
imageupload. - In the 
extdirectory of your phpBB board, create a new directory nameddmzx(if it does not already exist). - Copy the 
imageuploadfolder toext/dmzx/(if done correctly, you'll have the main extension class at (your forum root)/ext/dmzx/imageupload/composer.json). - Navigate in the ACP to 
Customise -> Manage extensions. - Look for 
Image Uploadunder the Disabled Extensions list, and click itsEnablelink. 
- Navigate in the ACP to 
Customise -> Extension Management -> Extensions. - Look for 
Image Uploadunder the Enabled Extensions list, and click itsDisablelink. - To permanently uninstall, click 
Delete Dataand then delete the/ext/dmzx/imageuploadfolder.