If you cannot find a safe, working copy of Google Files for your Android 444 device, do not despair. There are excellent, lightweight alternatives that still support Android 4.4.4.
Go to the Google Play Store and search for "Files by Google." google files for android 444
The encrypted Safe Folder has been revamped. In 444, biometic authentication (fingerprint/face unlock) now works 30% faster. More importantly, you can now hide the Safe Folder icon from the home screen entirely, requiring a dialer code (*#*#...) to access it. If you cannot find a safe, working copy
If you are attempting to install a modern APK of Google Files on Android 4.4.4, you will likely encounter a "Parse Error." If you are attempting to install a modern
Why this happens: The app's manifest was compiled with a higher API level (Android 5.0 or 6.0). Your device's package installer cannot read the instructions.
The Fix: Do not try to install versions higher than 1.0.x. Look specifically for armeabi-v7a architecture APKs (since most KitKat phones were 32-bit).