Use Cookie Extender tag template to extend cookies lifetime using server Google Tag Manager container. To set up a tag, you need to add:
- Cookie Name
- Lifetime in seconds
- Create backup cookies and restore them in case main cookies are not found - this option allows tag to create backup cookies and restore them. For example, for _ga cookie, _ga_backup will be created. When _ga cookie expires, Cookie Extender tag will restore _ga cookie using _ga_backup.
Cookie Extender Tag for GTM Server Side is developing and maintained by Stape Team under the Apache 2.0 license.