How to turn on a laptop without power key is often a question among computer users. Most laptops have the ability to turn on the power with the always on display screen. This option can be disabled by default in the machine BIOS and should have to be enabled manually in the machine configuration software. The laptop power key is really a very tiny but extremely important piece of your laptop. Here is some information on how to turn on a laptop without power key. Let us first start with how to turn on a laptop without a power button. First thing to do is to press the F8 key twice. This will bring up the setup options. Here you will find the selected items, where you can click or double click to set the options. Click the battery icon to determine the amount of the charge to be provided to the battery. If you would like to know how to turn on a laptop without a power button then, at this step, you will need to know how to turn off the AC power from the main wall socket of the device. You need to locate the black box labeled "PD" along with its corresponding smaller box. Turn off both of them by unscrewing their screws. Once done, unplug them from their corresponding sockets and then remove the switch to disconnect the power from the main wall outlet. Note that for some models, you need to replace the screw instead of simply removing the switch to release the power. For those laptops that are not equipped with the option for selecting a setting, you will be left with another option of how to turn on a laptop without a power button which is to refer to the manual. It is highly possible that the manufacturer's documentation provides this method of connecting. If not, you can check for the option of using an adapter at your laptop retailer to connect the laptop's battery to a power outlet. You may also use the laptop charger to re-connect the batteries if you have used the rechargeable batteries before. Also Read: Workstation Laptop vs Gaming Laptop in 2021 If you still don't have the ability of understanding how to turn on a laptop without a power button, you can search for online tutorials or manuals. Most of these tutorials provide a step-by-step guide to allow people to do this task on their own. These usually feature video tutorials that allow users to learn how to perform the task in an easy way. The benefit of the video tutorials is that they provide visual representations of the tasks which will be performed. The other advantage of searching for online manuals is that they allow you to save the information which will be needed when you wake up the next day. One of the simplest methods of waking up your laptop is by pressing the laptop power button. If the computer has a physical keyboard, then you can insert the appropriate type of card into the slot and wake the computer using the laptop power button. If your computer does not have a physical keyboard, then you can also remove the battery as well as the battery sleeve from the base unit of your laptop and plug the lead into a USB port. You must ensure that the adapter matches with the adapter of the device that you are trying to charge. After inserting the lead, wait for five to ten seconds to see whether the battery will light up or not. If your computer does not have a physical mouse or keyboard, then how to turn on a laptop without power button is to use the Bluetooth receiver. This device allows you to browse the Internet using a wireless device and also send email messages. For your information, you have to select the 'scan' option in order to capture the wireless signal successfully. If everything goes well, your laptop will now function without the need of a power button. Apart from the laptops with wireless cards, there are other types of laptops on the market. If you find that your laptop uses the built-in keyboard, then you have to remove the built-in keyboard and pair it with the wireless devices that you want to use with your laptop, such as a USB mouse or Bluetooth receiver. On most of the laptops nowadays, the setup is so simple; all you have to do is to follow the instructions that come with the product. All you have to do is to set the mode, select the profile and click on connect.