
If your Dell Inspiron is slow to wake up from sleep mode or won't wake up at all, there are several troubleshooting steps you can take. First, check your power settings and ensure that your device is set to sleep when you close the lid. If this doesn't work, try updating your BIOS and chipset driver, and check if USB Wake Support is enabled. You can also try disabling the Hybrid Sleep function, especially if you're using the Windows Subsystem for Linux (WSL). If none of these steps work, you may need to perform a Hard Shut Down by holding the power button until the computer turns off, which will cause any unsaved work to be lost.
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What You'll Learn

Update BIOS and chipset driver
If your Dell Inspiron is not waking up from sleep mode, you may need to update your BIOS and chipset driver. Here is a step-by-step guide to doing so:
First, it is important to note that you should back up your data before attempting to update the BIOS or UEFI. Errors during the update may result in data loss. Disconnect devices such as external USB drives, printers, and scanners before updating. Also, ensure your laptop battery is charged to at least 10% and that it is plugged into a reliable power source.
Next, you will need to temporarily suspend BitLocker. If you use BitLocker for encryption, click on the Windows Start button to access settings. Then, click on the Privacy and Security Option, followed by Device Encryption. Next, click on BitLocker Drive Encryption. In the new window, click on "Turn Off BitLocker" and confirm the action.
Now, you can begin the BIOS update process. Go to Dell.com/support and identify your system by using either the automated option with SupportAssist or by manually entering the service tag. Go into "Drivers and Downloads" and find a specific driver section. Expand "Find Drivers" and then select the proper operating system installed on your computer. Next, for the category field, select "BIOS" and a list of results will be generated. Expand the latest release date version to see the version details. Now, check the BIOS version on your system in the taskbar. Click the Windows Start button and type "MSINFO32". Look for the line item "BIOS version date" and compare it with the one from the Dell website.
Finally, if you have a BIOS version that is more than two versions behind the latest available, it is recommended to update the BIOS versions gradually without skipping any versions. Select each of the versions pending to download and run them from the oldest to the newest. Each installation should be done individually, and the system will restart each time as part of the process. Once the BIOS and Windows Power Options have been changed, test your computer to see if the issue is resolved.
Updating your BIOS can fix problems, add features, and keep your system software current and compatible with other computer modules. It also provides security updates and increased stability.
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Change power settings
If your Dell Inspiron does not wake up from sleep mode, you should first ensure that the computer is not in sleep or hibernate mode. You can do this by moving the mouse or pressing any key on the keyboard. If this does not work, try pressing the power button to wake up the computer.
If the issue persists, you can change the power and sleep settings. To do this, go to Start > Settings > System > Power & battery > Screen and sleep. Here, you can adjust the following settings:
- Screen: Select how long you want your device to wait before turning the screen off when you're not using it.
- Sleep: Choose how long your device should wait before going to sleep when inactive.
- Power mode: Select the power mode to optimise your computer for performance or power efficiency.
If you are using a desktop or tablet, go to Start, then Settings > System > Power & sleep > Additional power settings. Select "Choose what the power buttons do". Next to "When I press the power button", select "Sleep", and then "Save changes".
If you are using a laptop, select "Choose what closing the lid does". Next to "When I close the lid", select "Sleep", and then "Save changes". Press the power button on your device or close your laptop's lid to make your computer sleep.
You can also try updating the BIOS and chipset driver. Before flashing the BIOS, ensure that BitLocker is suspended if your computer has BitLocker enabled. If BitLocker is not suspended, your computer will not recognize the BitLocker key the next time you reboot it.
Additionally, you can enable USB Wake Support. Search for and open "Power Options" in the Start Menu. Click "Choose what the power buttons do" on the left side of the window. Click "Change settings that are currently unavailable". Under "Shutdown settings", ensure that the "Turn on fast startup" checkbox is cleared.
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Reinstall Windows
Reinstalling Windows 10 on a Dell Inspiron laptop involves a few steps and there are a few different methods you can use. Firstly, it is recommended that you back up your data using File History. This will ensure that you do not lose any important files during the reinstallation process.
One method is to use Microsoft's free Windows 10 Installation Media tool to create a bootable USB drive. The USB drive needs to be at least 8GB in size. Once you have created the USB drive, you can then download the Dell Support Assistant tool, which will help your laptop to find the correct Dell drivers automatically.
Another method is to use a cloning utility to clone your existing drive. You can use a USB-SATA adapter to plug in a new SSD via the USB port and then use a cloning utility to clone the existing drive. After this, you can remove the old drive and replace it with the new SSD.
If you want to perform a clean install of Windows 10, you will need to plug in the laptop charger and check that the AC power wattage is detected correctly in the BIOS. To enter the BIOS, restart the laptop and press F2 repeatedly until you enter the BIOS. Go to Settings > General > Battery info to check the wattage. Once you have confirmed the wattage, remove the AC charger and press down the power button for 30 seconds. Then, reconnect the AC charger and re-enter the BIOS, selecting "Load Defaults" at the bottom of the screen.
Finally, you can also try resetting your Windows 10 installation without affecting your personal data. To do this, go to System Settings and select "Reset this personal computer" General > Battery Info to check the wattage.
- Remove the AC charger from the laptop, and if applicable, also remove the battery.
- Press and hold the power button for 30 seconds, then reconnect the AC charger.
Step 3: Re-enter the BIOS and Load Defaults
- Re-enter the BIOS and select "Load Defaults" at the bottom of the screen.
- The Dell logo should appear when the computer reboots.
Step 4: Install Windows 10
- Insert the bootable USB drive into the laptop.
- Follow the on-screen instructions to install Windows 10.
It is important to note that performing a clean install of Windows 10 will wipe all data on the laptop, so it is crucial to back up all important files before proceeding.
Additionally, when reinstalling Windows, it is recommended to check for any missing device drivers. This can be done by opening Windows Device Manager and checking under "Other Devices." If there are missing drivers, visit the Dell support website and download the necessary drivers using the model number or service tag.
Furthermore, if you are reinstalling Windows 10 on a new SSD, it is possible to use the same Windows 10 license as long as it is being installed on the same hardware, specifically the same motherboard.Reinstalling Windows 10 on a Dell Inspiron laptop can be done in several ways. One way is to use the Microsoft Windows 10 Installation Media tool to create a bootable USB drive. This USB drive can then be used to perform a clean install of Windows 10 on the laptop.
Step 1: Create a Bootable USB Drive
Use the Microsoft Windows 10 Installation Media tool to create a bootable USB drive. The USB drive should be at least 8GB in size.
Step 2: Prepare the Dell Inspiron Laptop
- Plug the charger into the laptop and ensure the AC power wattage is detected correctly in the BIOS.
- Restart the laptop and press F2 repeatedly to enter the BIOS.
- Go to Settings > General > Battery Info to check the wattage.
- Remove the AC charger from the laptop, and if applicable, also remove the battery.
- Press and hold the power button for 30 seconds, then reconnect the AC charger.
Step 3: Re-enter the BIOS and Load Defaults
- Re-enter the BIOS and select "Load Defaults" at the bottom of the screen.
- The Dell logo should appear when the computer reboots.
Step 4: Install Windows 10
- Insert the bootable USB drive into the laptop.
- Follow the on-screen instructions to install Windows 10.
It is important to note that performing a clean install of Windows 10 will wipe all data on the laptop, so it is crucial to back up all important files before proceeding.
Additionally, when reinstalling Windows, it is recommended to check for any missing device drivers. This can be done by opening Windows Device Manager and checking under "Other Devices." If there are missing drivers, visit the Dell support website and download the necessary drivers using the model number or service tag.
Furthermore, if you are reinstalling Windows 10 on a new SSD, it is possible to use the same Windows 10 license as long as it is being installed on the same hardware, specifically the same motherboard.
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Update video driver
If your Dell Inspiron is not waking up from sleep mode, it could be due to outdated or corrupt video drivers. To fix this, you should update your video card or GPU driver.
The video card or GPU driver allows the operating system and software applications to use the computer's graphics hardware. For optimal graphics performance, it is recommended that the video card (GPU) drivers are updated. On Windows operating systems, graphics or video card drivers can be installed from the Dell Drivers & Downloads website or through Windows Update.
To update your system's drivers, go to Dell Support and click on "Detect PC." Then, go to "Drivers & Downloads" and download all the latest updates available. To download Support Assist, open a web browser and go to Dell.com/support Assist. Select Support Assist for home PCs. Click on "Download Now." Open the file when it finishes downloading. Follow any on-screen instructions and wait for the installation process to finish. Before updating drivers with Support Assist, make sure your computer stays connected to its power source throughout the process. Click on the Windows start button to search for an open support assist. In the home tab, click "Update Software." Then press "Start." Wait for Support Assist to find outdated drivers. When drivers have been located, click on "View Updates" to see all available driver updates. Finally, click on "Install" and wait for Support Assist to download and install the drivers.
Additionally, you can determine if your driver is outdated by comparing the version numbers. On Microsoft Windows 11 and Windows 10, Windows Update automatically downloads and installs the latest drivers available for you. In Windows Update, install the recommended hardware driver updates to ensure optimal performance. Dell Drivers & Downloads allows you to download hardware drivers, firmware, and other Dell utilities.
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Check for software issues
If your Dell Inspiron does not wake from sleep, it could be due to software issues. To troubleshoot this, you can try the following steps:
Check Physical Setup
First, confirm the physical setup of your computer. Check all the cables going to and from your computer to ensure they are firmly seated in place. Verify that all powered devices have power and that no media is in any reader while the computer is booting. Also, ensure that no other device or object is crushing or activating an input device, and check for any damage or liquid spills on the computer or its devices.
Update BIOS and Chipset Driver
If the physical setup is intact, the next step is to update the BIOS and chipset driver. Before flashing the BIOS, ensure that BitLocker is suspended if it is enabled on your computer. Power on your computer and press the F2 key at the Dell logo to enter the BIOS.
Enable USB Wake Support
Once in the BIOS, click the plus sign to the left of Power Management. Then, select USB Wake Support and check the box to enable it. Click Apply at the bottom.
Disable Block Sleep Option
If you are using a desktop computer, you should also disable the Block Sleep Option (also known as Deep Sleep Control). Click on it and then click Apply at the bottom. Exit the BIOS.
Adjust Power Options
Next, search for and open "Power Options" in the Start Menu. Click on "Choose what the power buttons do" on the left side of the window. Click on "Change settings that are currently unavailable." Under "Shutdown settings," ensure that the "Turn on fast startup" checkbox is cleared.
Update Video Driver
After making these changes, test your computer to see if it wakes from sleep. If the issue persists, the next step is to update the video driver.
By following these steps, you can identify and resolve software issues that may be preventing your Dell Inspiron from waking from sleep.
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Frequently asked questions
To wake up your Dell Inspiron from sleep mode, you can try moving the mouse or pressing any key on the keyboard. If this doesn't work, you can try pressing the power button.
There could be several reasons why your Dell Inspiron is not waking up from sleep mode. It could be due to incorrect Power Options settings, outdated or corrupt drivers, or issues with the BIOS settings.
To fix this issue, you can try updating the BIOS and chipset driver. You should also check if "USB Wake Support" is enabled in the BIOS settings. Additionally, you can try disabling "Hybrid Sleep" and "Windows Subsystem for Linux (WSL)".
If your Dell Inspiron is slow to wake up from sleep mode, try disconnecting the Wi-Fi connection before putting it to sleep. You can also try turning off sleep mode entirely and setting the laptop to hibernate instead. Alternatively, you can try adjusting the Intel CPPC Energy Efficiency Settings in the Advanced Settings of the Power configuration.











































