This plugin is outdated and might not be supported anymore
Disable Gravity Forms Fields

Disable Gravity Forms Fields

Details
View on WordPress

Simply install the plugin and add the appropraite CSS class to the form field you want to assign an attribute. This is done within the Form Editor under the Advanced tab of the field. The classes are “disabled” for the disabled attribute and “readonly” for the readonly attribute (don’t include the quotation marks).

Details

Plugin code:
disable-gravity-forms-fields
Plugin version:
1.4
Outdated:
Yes
WP version:
or higher
PHP version:
or higher
Test up to WP version:
5.0.22
Total installations:
600
Last updated:
2018-12-09
Rating:
Times rated:
11
gravity-forms