Power Fx function
Launch — Power Fx function reference
Open a URL or app.
Syntax
powerfx
Launch( Address [, Parameter1, Value1, ... ] [, LaunchTarget ] )
Examples
powerfx
Launch("https://learn.microsoft.com")→ Opens in browser
powerfx
Launch("mailto:" & ThisItem.Email)powerfx
Launch("https://portal.contoso.com/case", "id", ThisItem.CaseID)Common mistakes & gotchas
- Name/value pairs passed after the address are automatically appended as a query string — you do not need to build "?id=...&x=..." by hand.
- Custom URL schemes (tel:, mailto:, other apps) work on mobile but support and sandboxing vary by platform and browser.
Related Power Fx functions
From App & navigation