Here is the critical truth: If you try to install a standard Filza .deb file without a jailbreak, iOS will reject it due to sandboxing protections.
Open the App Store on your iOS device, search for "Filza File Manager," and check if it's available for download. Unfortunately, if your device is running an older iOS version, the App Store may not offer the latest version of Filza or might indicate that it's not compatible with your device. filza file manager ios 9.3.5 download
Allow your device to restart its interface (respring) to finish the installation. Alternative: Sideloading (No Jailbreak) Here is the critical truth: If you try