The app uses an exploit that may cause the device to reboot or respring upon launching. This is normal; simply try opening it again.

FilzaEscaped is typically installed as an IPA file using third-party installers:

Access /var/mobile/Containers/Data/Application to modify game files or app settings (e.g., enabling 60fps in games). Version Compatibility

) on iOS 12, offering many capabilities of a jailbreak (like theming or file editing) without fully installing a jailbreak package manager like Cydia. Key Features & Capabilities

Read/write access to system files, application data, and internal configurations.

Are you trying to or install a tweak ?

is a specialized version of the popular Filza File Manager, adapted to run on non-jailbroken devices by leveraging an exploit to "escape" the app sandbox. This allows read/write access to the root filesystem (