The Pro features unlock automatically after purchase. No separate APK is needed.
Easily view and change file permissions (CHMOD) and ownership (CHOWN). This is critical when installing custom system utilities manually. root explorer pro apk 4.2.4
The file you are looking for is likely a "MOD" or "Patched" version—an unofficial copy of an old release that has been altered to unlock premium features for free. The only reliable source mentioning a version 4.2.4 was a Turkish support forum post from mid-2018, confirming its age. The Pro features unlock automatically after purchase