Delta Executor is the best Roblox script executor for Android, iOS, and Windows usersr. It is a stable, secure, and more advanced tool compared to the other Roblox exploits.
Still, users find themselves stuck with the “Delta Executor App Not Installed As Package Appears To Be Invalid” error message.
Don’t worry, the “app not installed as package appears to be invalid” error message can be easily fixed.

How to Fix App Not Installed As Package Appears To Be Invalid on Delta Exploit
When users try to install the latest version of Delta APK, they might see this error. To fix it, follow the steps below.
1. Fully Uninstall Old Delta Executor
Unlike Google Play apps that auto-update, the Delta APK needs a manual update. When users try to install the latest version without completely uninstalling the old version, they see this error.
To completely remove Delta from your device.
- Go to Settings → Apps → Delta Executor → Uninstall
- Use a file manager to delete leftover folders from
/Android/data/
or/Downloads/
- Restart your device
Now visit the official website – delta-executor.org and download the latest version.
2. Turn Off App Scanning
You should also disable the App Scanning options from Google Play Store while installing the latest Delta version.
To disable the app scanning on your device;
- Open the Play Store app on your device and tap on your profile picture.
- Tap on the Play Protect option.
- On a new window, tap the Settings icon appearing in the top right corner.
- Then Disable the App Scanning and Harmful App Detection options.
- Now go to the System Security and tap on the ‘Installation Sources’.
- There, you need to enable Google Chrome so that you can download the Delta executor.
- Once enabled, tap the begin installation process and check if you continue to get the same error.
3. Rename APK file
It’s another simple workaround that most of the time fixes this issue. All you need to do is to rename delta.apk → delta12.apk. Sometimes it bypasses Android’s signature check.
This is how you easily fix “Delta Executor pp Not Installed As Package Appears To Be Invalid” error.