The following BIOS Suppliers chart lists the keys used to enter BIOS.
| Bios Suppliers | Keyboard Commands used to access BIOS |
| ALR Advanced Logic Research, Inc. ® PC / PCI | F2 |
| ALR PC non / PCI | CTRL+ALT+ESC |
| AMD® (Advanced Micro Devices, Inc.) BIOS | F1 |
| AMI (American Megatrends, Inc.) BIOS | DEL |
| Award™ BIOS | CTRL+ALT+ESC |
| Award BIOS | DEL |
| DTK® (Datatech Enterprises Co.) BIOS | ESC |
| Phoenix™ BIOS | CTRL+ALT+ESC |
| Phoenix BIOS | CTRL+ALT+S |
| Phoenix BIOS | CTRL+ALT+INS |
Computer Manufacturers and the keys used to enter system BIOS.
| Computer Vendor/Manufacturer | Keyboard Commands used to access BIOS |
| Acer® | F1, F2, CTRL+ALT+ESC |
| ARI® | CTRL+ALT+ESC, CTRL+ALT+DEL |
| AST® | CTRL+ALT+ESC, CTRL+ALT+DEL |
| Compaq® 8700 | F10 |
| CompUSA® | DEL |
| Cybermax® | ESC |
| Dell BIOS web site search links | For models not listed below. |
| Dell® 400 | F3, F1 |
| Dell 4400 | F12 |
| Dell Dimension® | F2 or DEL |
| Dell Inspiron® | F2 |
| Dell Latitude | Fn+F1 (while booted) |
| Dell Latitude | F2 (on boot) |
| Dell Optiplex | DEL |
| Dell Optiplex | F2 |
| Dell Precision™ | F2 |
| eMachine® | DEL , F 2 |
| Fujutsu Manuals & BIOS | Manuals & BIOS Download |
| Gateway® 2000 1440 | F1 |
| Gateway 2000 Solo™ | F2 |
| HP® (Hewlett-Packard) | F1, F2 (Laptop, ESC) |
| IBM® | F1 |
| E-pro Laptop | F2 |
| IBM PS/2® | CTRL+ALT+INS after CTRL+ALT+DEL |
| IBM Thinkpad® (newer) | Windows: Programs-Thinkpad CFG. |
| Intel® Tangent | DEL |
| Lenovo(formerly IBM) | Lenovo BIOS Access page |
| Micron® | F1, F2, or DEL |
| Packard Bell® | F1, F2, Del |
| Seanix | DEL |
| Sony® VAIO | F2 |
| Sony VAIO | F3 |
| Tiger | DEL |
| Toshiba® 335 CDS | ESC |
| Toshiba Protege | ESC |
| Toshiba Satellite 205 CDS | F1 |
| Toshiba Tecra | ESC then F1 or F2 |
| Toshiba Notebook [Newer models] | 1. Turn on computer by Holding down power button while pressing the ESC key. The machine will beep, then display: Check System, then press [F1] key. 2. Release ESC key 3. Press F1 key |