The BIOS keys are different as per computer manufacturer and even as per computer model. Per you convenience, I am listing the BIOS start up keys combinations for the most popular computer models.

Acer - Aspire, Power, Veriton, Extensa, Ferrari, TravelMate, Altos

  • Press Del or F2 immediately after powering on.
  • The BIOS on the Acer Altos 600 server uses the Ctrl+Alt+Esc key and the F1 key for advanced options.
  • Older Acer computers may use also use the F1 or Ctrl+Alt+Esc keys to access BIOS.

AST – Different models might use the following combinations: Ctrl+Alt+Esc or Ctrl+Alt+Del.

Cannon – F1.

Castex – Del.

Compaq - Presario, Prolinea, Deskpro, Systempro, Portable

  • Press F10 while the cursor in the top right corner of the screen is blinking.
  • Older Compaq computers may use the F1, F2, F10, or Del key to give access to BIOS.

CompUSA – Del.

Cybermax – Esc.

Dell - XPS, Dimension, Inspiron, Latitude. OptiPlex, Precision, Vostro

  • Press F2 when the Dell logo appears. Press every few seconds until the message Entering Setup appears.
  • Dell 400 - F1
  • Dell Dimension - F2 or Del
  • Dell Inspiron - F2
  • Dell Latitude - Fn+F1 (while booted)
  • Dell Latitude - F2 (on boot)
  • Dell Optiplex – F2 or Del
  • Dell Precision - F2
  • Older Dell desktops and laptops may instead use Ctrl+Alt+Enter or Del to enter BIOS.
  • Older Dell laptops may use Fn+Esc or Fn+F1.

Digital – F2

eMachines - eMonster, eTower, eOne, S-Series, T-Series

  • Press Tab or Del while the eMachine logo displays on screen.
  • Other eMachine computers may use F2 to enter BIOS.

Enpower - Ctrl+Alt+S

Fujitsu - LifeBook, Esprimo, Amilo, Tablet, DeskPower. Press F2 once the Fujitsu logo appears.

Gateway - DX, FX, One, GM, GT, GX, Profile, Astro

  • Press the F1 key repeatedly after restarting the computer.
  • Some older Gateway computers use F2 to access the BIOS Setup utility.

Hewlett-Packard (HP) - Pavilion, TouchSmart, Vectra, OmniBook, Tablet

  • Press the F1 key after restarting the computer.
  • HP Tablet PCs may use F10 or F12.
  • Other HP computers may allow access to BIOS using the F2 or Esc keys.


  • Press F1 immediately after powering on the computer.
  • Older IBM computers (including some laptops) may utilize the F2 key for BIOS entry.
  • IBM PS/2 - Ctrl+Alt+Ins after Ctrl+Alt+Del.

Lenovo (formerly IBM) - ThinkPad, IdeaPad, 3000 Series, ThinkCentre, ThinkStation

  • Press F1 or F2 after powering on the computer.
  • Older Lenovo products allow access to BIOS using Ctrl+Alt+F3, Ctrl+Alt+Ins, or Fn+F1.

Leading Edge - Ctrl+Alt+S.

Micron (MPC Computers) - ClientPro, TransPort

  • Press F1, F2 or Del immediately after powering on the PC.

NEC - PowerMate, Versa, W-Series

  • Press F2 or F1 to enter the BIOS Setup.

Packard Bell - 8900 Series, 9000 Series, Pulsar, Platinum, EasyNote, imedia, iextreme

  • Press F1, F2, or Del to enter BIOS.

Quantex – Del.

Sharp - Notebook Laptops, Actius UltraLite

  • Press F2 after the computer starts.
  • Some very old Sharp PCs require a Setup Diagnostics Disk to access BIOS.

Shuttle - Glamor G-Series, D'vo, Prima P2-Series, Workstation, X Mini XPC, Surveillance

  • Press F2 or Del on startup.

Sony - VAIO, PCG-Series, VGN-Series

  • Press F1, F2 or F3 after turning on the computer.
  • Sony VAIO - (After Sony start up screen) F2 then hit F1

Tandon - Press the Ctrl+Shift+Esc keys.

Tiger – Del.

Toshiba - Portégé, Satellite, Tecra

  • Press F1 or Esc after powering on to access BIOS.
  • Toshiba Portable PC (Phoenix) - Press the F2 key while the system processes its Power
    On Self Test (POST).


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