Hi @gbanyal ,
What exactly is not working? (UI, form, workflow, Functionality, automation etc.) ?Could you please shares some screenshots or error messages regarding issue ?
Is any recent changes(any configuration or customization, any plugin, any update set) moved in your instance that issue occurring ?
Is it affecting all users or specific users?
When did it start?
Could you please check system log -> any error or warning showing related to APP oriented ?
Please mark helpful if it's worthy for you.
