After installing the APP, please follow the steps below to trust the developer, otherwise Xstreamify Video Downloader will not work.
Step 1. First, click the Download button to install.
Step 2. Go to Settings > General > VPN & Device Management.
Step 3. Find the ENTERORISE APP, and click on the displayed options, such as AIA BHD.
Step 4. Tap Trust "AIA BHD".
Step 5. Finally, click Trust to trust the developer.