How do I Install an Add-on? Jens Dörnenburg May 15, 2023 12:18 Updated Follow An add-on is installed via the Admin Center. You can read a detailed description in the add-ons article. Related articles How to Install an i-doit Update Where can I Find the i-doit Manual? How do I create an individual/user-defined category? MySQL/MariaDB Does Not Start After Changing innodb_log_file_size Comments 0 comments Article is closed for comments.