1. Login to content services.
2. Go to Document list and enable 'Max size filter'.
3. Set the size to 1.
4. Disable 'Max size filter'.
5. Upload a file larger than 1byte.
File is Uploaded.
fileName is larger than the allowed file size' message is displayed.
Note: When the Max size filter is switched off, the maxFilesSize filter should be set to 'null' again.