Clarify export button

Author: tilenkavcic

fern/docs/pages/airdrop/initial-domain-mapping.mdx

@@ -109,7 +109,7 @@ After the blueprint of the test import is completed, the *Install in this org* b
 
 By repeating this process (run a new import, create a different configuration, merge to the initial mappings), you can create an initial mapping that contains multiple options for the user to choose from.
 
-Finally, when all the fields are mapped without deficiencies, the Export button allows you to retrieve the `initial_domain_mapping.json`.
+Finally, when all the fields are mapped without deficiencies and the blueprint is installed, the Export button allows you to retrieve the `initial_domain_mapping.json`.
 
 <Tip>
 You can also provide a local metadata file to the command using the `-m` flag, for example: