Download Magisk Manager For Android 4.4.2 Upd -

To install Magisk on Android 4.4.2 (KitKat), you must use Magisk v22.1, which is the final version to support this operating system. Newer versions, such as Magisk v23.0 and higher, require at least Android 5.0. Compatible Versions for Android 4.4.2 Final Compatible Release: Magisk v22.1.

Issue 2: Bootloop after flashing Magisk v20.4

Fix:

Custom Recovery: You will need TWRP (Team Win Recovery Project) installed on your device. download magisk manager for android 4.4.2

Steps: