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Laptop won't turn on: checks before repair

Most dead laptops are a power, screen or stuck-state problem. Try these first, and save your files before any repair.

22 items · 5 sections · tech, home

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Check power (6)

  • If it got wet, do not try to turn it onUnplug it, leave it open and upside down to drain, and take it to a repair shop soon. Skip the rice.
  • Try a different wall socket, and remove any extension
  • Look for the charger light or a charging light on the laptop
  • Check the cable for damage and the plug for a loose fit
  • Leave it charging for 30 minutesA fully drained battery can take a while before it responds.
  • Try another compatible charger if you can borrow one

Clear a stuck state (4)

  • Unplug everything: USB drives, docks, SD cards, mouse
  • Hold the power button for 15 to 30 seconds, then press it onceThis forces a full shutdown.
  • Removable battery? Take it out, hold power for 30 seconds, and start on the charger alone
  • Check for a small reset hole on the base, and see your model's manual

Is it only the screen? (4)

  • Listen for fans, and look for keyboard lights
  • Press the brightness keys
  • Connect an external monitor or a TV with HDMIIf a picture appears, the laptop works and the screen or its cable is at fault.
  • Note any beeps or blinking light patternYour maker's support page explains the codes for your model.

It starts, but stops or errors (3)

  • Windows: let it try Automatic Repair, or use Safe ModeForce shutdown during start-up three times to open recovery.
  • Mac: try macOS Recovery, using your model's key combination
  • Back up your files as soon as it runs

Before you go to repair (5)

  • Find your receipt, warranty date and serial number
  • Check your maker's warranty page
  • Ask how they will protect your filesA failed laptop's disk can often still be read.
  • Ask for a written quote and compare it to the laptop's value
  • Still runs? Back up and sign out of your accounts

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