HP ProBook 4540s Repair Forum
AskHow do I set up my fingerprint reader?
accepted HP ProBook 4540s 1 Answer
When I press the power button, nothing happens.
accepted HP ProBook 4540s 7 Answers
How do I know if my laptop has a recall?
accepted HP ProBook 4540s 1 Answer
power button blinking continuously and will not power on
accepted HP ProBook 4540s 2 Answers
How to fix graphic card in hp probook 4540s?
accepted HP ProBook 4540s 1 Answer
Why my laptop turns on and off by itself
unanswered HP ProBook 4540s 0 Answers
Computer keeps resetting to a certain point.
unanswered HP ProBook 4540s 0 Answers
Is any sensors have this Laptop?
unanswered HP ProBook 4540s 0 Answers