If you upload a file with UTF-8 file name, no image is uploaded even the success message box is shown. This extension fix the problem of uploading file with UTF8 file name.
Option 1: OCMOD (no core files are overwritten)
Option 2: VQMOD (no core files are overwritten)
Option 1: OCMOD
1. Login to your admin control panel
2. Go to Extension > Extension Installer to upload the xml file (image_manager_fix_utf8_file_name_issue.ocmod.xml)
3. Go to Extension > Modifications and press Refresh button
Option 2: VQMOD (Requirement: VQMOD installed)
Use your FTP program, upload the xml file "image_manager_fix_utf8_file_name_issue.xml" to the folder vqmod/xml
Please use either Option 1 or Option 2, don't install both.