Before March 2026, follow these instructions to move away from the Approved Client App Conditional Access grant:
Please transition all current Conditional Access policies that use only the Require Approved Client App grant to Require Approved Client App or Application Protection Policy by March 2026. Additionally, for any new Conditional Access policy, only apply the Require application protection policy grant. See here for more details.
If you have any additional queries regarding this retirement, please use comments on this thread to ask your specific queries and we will try our best to answer those queries. Thank you!