Hello @Federica Di Lorenzo ,
Welcome to Atlassian Community..
As you mentioned some members are unable to some tabs, Can you please check the JQL assigned to that particular tabs, and check the Permissions of the JQL.
if JQL permissions are restricted, users may not able to see the tabs.
Congratulations to @Laura Holton , our latest winner of Taco Tuesday! And thanks to @Kristján Geir Mathiesen for sharing the picture of Taco having fun with his new friend B...
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