How I can directly install apk from my apk

[Taifun]

@Kushagra

how can I use activity starter

App Inventor Tutorials and Examples: Activity Starter | Pura Vida Apps

see also the Q&A section there
see also

Android 10 App Installer with KIO4Install not working

Hi, i use on my app KIO4Install Extension, practically when the application download is finished, it automatically opens the application installation, but today i have tested my app on Android 10 and i get an error: Runtime Error No Activity found to handle Intent { act=android.intent.action.VIEW dat=file:///storage/emulated/0/Download/App.apk typ=application/vnd.android.package-archive fig=0x10000000 } On Android 9 working fine

Taifun