Attachments Properties
Use the following properties to set up the file uploads.
To get a list of the available system properties, navigate to System Properties → All Properties.
allowed_upload_file_extension
Specify the file types that are allowed for uploading. If the value is an empty array, then all file formats are available.
Type: String
Default value: []
Value example: If the property has the ["jpeg","png","pdf"] value, the files of other types are ignored.
max_file_size_upload
Specify the maximum file size (in bytes) that can be uploaded. The hardcoded limit is 128 MB. A file of a size exceeding this value cannot be uploaded, even if the parameter value is greater than 134217728 (128 MB).
Type: Integer
Default value: Not defined
Value example: 20971520
max_files_upload_count
Specify the maximum number of files that can be uploaded at the same time.
Type: Integer
Default value: Not defined
Value example: 20
s3.presigned.link.lifetime
Specify the predefined lifetime of the S3 downloading link in minutes.
Type: Integer
Default value: 60
Value example: If the property value is set to '0', then the link lifetime will be equal to the default one (60 minutes).