<![CDATA[iFixit - Answers With Device "HP ProBook 640 G4"]]> https://www.ifixit.com/Answers/Device/HP_ProBook_640_G4?rss=yes en-US Sat, 04 Apr 2026 14:30:38 -0700 <![CDATA[HP ProBook 640 G4: I have an laptop hp probook 8th, it doesn't open … When I connect the]]> I have an laptop hp probook 8th, it doesn't open … When I connect the charger, it flashes in two colors white and yellow, and caps look press switch illuminates and turns off

⟐ Commented December 19, 2025 at 22:17 MST

]]> https://www.ifixit.com/Answers/View/808767/I+have+an+laptop+hp+probook+8th,+it+doesn't+open+%E2%80%A6+When+I+connect+the https://www.ifixit.com/Answers/View/808767 Fri, 19 Dec 2025 22:17:17 -0700 <![CDATA[HP ProBook 640 G4: ‏The laptop does not open]]>
The laptop does not open, and when I plug it into the charger, it flashes two colors “white and yellow” repeatedly, and the caps look  lock key also flashes and turns off repeatedly … I removed the battery, but it did not work  .. How can I deal with this matter? … I Now in Sudan, all maintenance clients have stopped working because of the war, and I have very important work to do

⟐ Edited by author August 20, 2023 at 2:26 MST

]]> https://www.ifixit.com/Answers/View/808812/%E2%80%8FThe+laptop+does+not+open https://www.ifixit.com/Answers/View/808812 Sun, 20 Aug 2023 02:26:25 -0700 <![CDATA[HP ProBook 640 G4: Laptop screen is blinking]]> How to repair laptop screen blinking

⟐ Answered December 03, 2025 at 16:52 MST

]]> https://www.ifixit.com/Answers/View/928989/Laptop+screen+is+blinking https://www.ifixit.com/Answers/View/928989 Wed, 03 Dec 2025 16:52:45 -0700