Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
Hello, good day and thanks for your question. I understand that you are looking into sharing your Microsoft 365 subscription into your other devices.
If you are to install Microsoft 365 on your MacBook Pro, kindly take note of the macOS requirement as it is one of the three most recent versions of macOS. When a new major version of macOS is released, the macOS and the previous two versions.
If you are to install it on your iPad Pro, kindly take note that you will need to install individual Microsoft 365 apps from the App Store and login with the Microsoft account that has the subscription.
Please the Microsoft support links below with regards to installing Microsoft 365 on a Mac, installing Microsoft 365 apps on an iPad and also the limitations when using it on a tablet. I have also included the system requirements as a reference.
https://www.microsoft.com/en-us/microsoft-365/download-office
https://support.microsoft.com/en-us/accounts-billing/subscriptions/microsoft-365-system-requirements