Personal computer, tablet, laptop - many gadgets are used daily by people for work, watching TV shows, surfing the internet and other purposes. Periodically, there is a need to reinstall the system, change the settings of the PC and the question becomes how to enter the BIOS in order to make the necessary manipulations. Often, there is a hint on the main entrance page, but such a simple task sometimes causes difficulties, because for different types of bios, notebook brands and systems on the computer, you need to press different keys or their combinations.
Why you might need to login to the BIOS
For many, the entry into the BIOS is associated with solving one problem - reinstalling, changing the operating system. In fact, using it, it is possible to solve several important issues to improve the functioning of a computer or laptop, to learn some data about its operation. With the help of bios, you can perform the following manipulations:
- Test the computer's performance. It is possible to obtain data on the status of the PC, for example, the temperature of the processor.
- Set the system time and date. You must perform this action each time after BIOS reset, because the date / time changes with them.
- Connect or disable individual PC functions.
- Change the disk from which the OS will boot. After opening the BIOS, the user can choose and assign a place from which the operating system will be loaded. It can be hard disks, CD, DVD-carriers or a flash drive. You can specify several drive options from which the OS can start. For example, if for some reason the download does not occur from the first media, it will be implemented from the second.
- Connect or disconnect components integrated in the PC.For example, you can disable the sound card or video card.
- Raise the computer. To improve the performance of the device, increase its performance or speed, speed up the processor can be set non-standard frequency, voltage.
- Reinstall the operating system, identify and fix the problem in its operation.
- Check the PC package and normal operation, make initialization of all its components.
- Fix the problem if the tablet on the Android platform hangs or the gadget does not see the connected devices.
BIOS and its main types
Many have heard about bios more than once, even approximately understand why it is needed, but what it is, how to enter the bios, what kinds of it are, remains unclear. Before considering questions about entering the system, the intricacies of working with it, you need to understand the meaning of this word. Bios is a basic input / output system that is responsible for loading the OS, the operation of individual PC components, and interaction with hardware.
In fact, the BIOS is a large number of microprograms that are written on the board. There are such types of system in which the main differences are the interface and the way of entry:
- Award( Phoenix-Award).Such a bios has a working area - a blue window.
- AMI( American Megatrends).
- AMD.
- Phoenix.
- DTK( Dalatech Enterprises CO).
- UEFI.
- ALR( Advanced Logic Research).
How to enter the bios of a laptop or computer
To enter the BIOS, you must press a certain button on the keyboard or a combination of them. Which key will help start bios, depends on the type of system and brand of the laptop. Often when the PC is booted, information on the computer appears on the screen and a hint is displayed that you need to click. Typically, such a message is located in the middle of the screen or at the bottom and looks like this: "Press Del to enter Setup", instead of delete, there may be another key or combination. Press the button immediately after turning on the device.
How to enter the BIOS correctly:
- For the Award, use the Del( Delete) or Ctr + Alt + Esc key.
- For AMI - F2, Delete.
- ALR - F2 or Ctr + Alt + Esc.
- Phoenix - Ctr + Alt + Esc, Ctr + Alt + S, Ctr + Alt + Ins.
- AMD - F1.
- DTK - Escape( Esc).
Other key combinations can be used:
- Control +
- Ctrl + Alt +
- Ctrl + Alt + Enter
Features of the input on laptops of different brands
Depending on the model of the notebook and the brand, the ways of entering the BIOS may differ. Often a hint is displayed on the splash screen every time the device is loaded, but sometimes, to find the right button or combination, it's worth spending time for "trial and error" or searching for information on the official manufacturer's site, the programmers forums. In addition to the device model, an important role is played by the type of system and its version.
How to correctly enter the BIOS on different laptops:
- Lenovo( Lenovo) - to enter the BIOS, you should press and hold the "ThikVantage" button until the menu or F12 appears.
- Toshiba( Toshiba) Portege, Satellite, Tecra - press Escape, Tecra with Phoenix BIOS - F1.
- Acer - F2, F1, Ctr + Alt + Esc.
- Acer Aspire - F2, Del.
- Asus - to enter Setup, press the F2 button.
- Sony - F2, F3, F1 for Vaio - F2.
- Dell - F3 or F1.
- Hewlett-Parkard( HP Pavilion, Tablet) - F1.
- Samsung( Samsung) - F2, F12, F8, Del, Esc.
- eMachine - Delete.
- MSI - F1, F2, F12, Delete.
- Compaq - F10.
If the computer requires the
password when entering Bios, it is often necessary to set a password for the BIOS, it can be installed in order to save settings or secure the laptop, the candy bar from changes to the system by other users. But memory is a treacherous thing, and it often happens that the secret code is forgotten, and the logon is simply necessary. After several unsuccessful attempts, the screen goes blank and the user panics. But everything is not so scary, there are several options for how to enter the BIOS without a password:
- Find a jumper "Clear CMOS" on the motherboard of the laptop or computer, which will clear the memory, including the password. To find the location of the key, you should first familiarize yourself with the instructions and the circuit board of the motherboard.
- Pull out the battery with CMOS for at least twelve hours, and preferably for a day. Then connect it again and start the system. The disadvantage of this option is a long waiting time.
- Introduction of the engineering password for the motherboard instead of the code for bios. The downside of this method is the inability to use the BIOS for older versions.
To avoid such problems in the future:
- Set the password for entering the BIOS in exceptional cases.
- Write down the password in places where it will be reliably saved, and if necessary, it can be quickly found.
What to do if I can not get into BIOS
There are often problems when I do not log on to the system. This can be caused by several reasons:
- The key or a combination of them is incorrect. Check the model of the notebook and the version again. It is necessary to try other options, combinations.
- Downloading the OS started before the key was pressed. It is worth pressing it faster.
- To solve some problems, you need to clear the memory, reset to the factory settings using the "Clear CMOS" switch.
Video how to enter bios on windows 8
Some difficulties can cause an entry into the BIOS on a computer with Windows 8. For work you will need knowledge of the interface and the main features of the device on this software. How to enter the bios at the G8:
- Open the "Options" section, which is located in the bottom right of the side menu.
- At the bottom we find the button "Changing the computer settings".
- In the appeared menu "PC Settings" we select general settings and click the "Special download options" button. After that, the PC or laptop will restart.
- Select items in the menu: Diagnostics - Advanced options - Firmware parameters. After the transitions, a button will appear on the screen to restart the PC.Click on it to enter the bios.
- After reboot, bios opens, then you need to go through the menu items. To see the order of the BIOS entry and the actions to reinstall the operating system, see the video with a detailed explanation and a screen shot: