HP ProBook 440 G4 DA0X81MB6E0 REV: E Quanta X81 Schematics HP PROBOOK 440 G4 gd25b128c Quanta X81 DA0X81MB6E0 0520 Boardview X81-MB-D.brd
Have here why not Programming ? https://vinafix.com/threads/hp-probook-440-g4-da0x81mb6e0.26772/#post-63967
May need to try many times.You need to do it yourself. https://vinafix.com/resources/how-to-clear-me-region.1188/