In Devo, go to Administration → Multitenancy. As explained above, only Admin users with the Multitenancy administration permission assigned to their role will be able to access this area.  Image Removed Image AddedYou will access the Domains with custom data access permissions area. Click Overview area. Go to the Custom data access tab and click Add data access permission at the top right of the screen to define a new rule.  Image Removed Image AddedIn the New data access permission window that appears, enter the following information: Root domain | Choose the domain you want to give custom data access to other domains. You will see all the domains included in the multitenant plan in the dropdown selector, including yours. | Info |
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Note that you can create as many access permission rules as required. However, you can only set one rule per domain. Once you define a custom access permission for a domain, it will no longer appear in this dropdown selector.
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Domain selection criteria | In the Domain selection criteria field, select the rule that will dictate the child domains that the root domain will have access to. The options are:
All domains - The root domain will have access to the data in all the domains of the multitenant structure.  Image Removed Image Added
Domain starts with - The root domain will have access to data in domains that start with a specified prefix. Enter the required prefix in the Selection filter value field that appears.  Image Removed Image AddedThe root domain is always included by default.
Domain ends with - The root domain will have access to data in domains that end with a specified suffix. Note that this only applies to the left part of the tenant names, as the right part is the same for all them. Enter the required suffix in the Selection filter value field that appears.  Image Removed.png?version=1&modificationDate=1683638730010&cacheVersion=1&api=v2&width=340) Image AddedThe root domain is always included by default.
Choose specific domains - The root domain will have acces access to data in specific domains in the multitenant plan. The Select the specific domains area appears, where you can choose the required child domains from the dropdown list. You can add a maximum of 500 child domains using this method.  Image Removed Image Added| Note |
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Please bear in mind that using this criteria may affect asset maintainability. Keep in mind the best practices explained below if you need to use it, or choose a different selections criteria when possible. |
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You will see the number of domains that match the selected criteria at the bottom of the window. Click Save changes when you’re done. | 
