How To Disable Dell Inspiron 15z Touchscreen: A Comprehensive Guide

In the realm of touch-enabled technology, the Dell Inspiron 15z stands out as a versatile performer. Its responsive touch screen offers an immersive user experience, allowing seamless navigation and interaction with various applications. However, there may arise situations where disabling the touch screen functionality becomes necessary, whether for troubleshooting purposes, preserving battery life, or simply preferring a traditional input method. This comprehensive guide delves into the intricacies of disabling the touch screen on your Dell Inspiron 15z, empowering you with step-by-step instructions and troubleshooting tips.

Disabling the Touch Screen via Device Manager:

1. Accessing Device Manager:

• Press the Windows key + R simultaneously to open the Run dialog box.
• Type devmgmt.msc and hit **Enter** to launch Device Manager.

2. Locating the Touch Screen Device:

• Expand the Human Interface Devices category.
• Identify the entry labeled HID-compliant touch screen.

3. Disabling the Touch Screen:

• Right-click on the HID-compliant touch screen device and select **Disable** from the context menu.
• Confirm your choice by clicking Yes in the pop-up window.

Disabling the Touch Screen through Registry Editor:

Note: Modifying the registry can have unintended consequences. Proceed with caution and consider creating a system restore point before making any changes.

1. Launching Registry Editor:

• Press the Windows key + R to open the Run dialog box.
• Type regedit and press **Enter** to launch the Registry Editor.

2. Navigating to the Touch Screen Registry Key:

• In the Registry Editor window, navigate to the following key:

“`
HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionCapabilityAccessManagerBlockedDrivers
“`

3. Creating the Touch Screen Disablement Key:

• Right-click on the BlockedDrivers key and select **New** > **DWORD (32-bit) Value**.
• Name the new value as UpperFilters.

4. Modifying the UpperFilters Value:

• Double-click on the UpperFilters value to open its properties dialog box.
• In the Value data field, enter **mouclass**.
• Click OK to save the changes.

Troubleshooting Common Issues:

Touch Screen Remains Active:

• Ensure that you have followed the steps outlined above accurately.
• Restart your Dell Inspiron 15z to apply the changes.
• If the issue persists, consider updating your touch screen driver or performing a system restore.

Loss of Pen Input Functionality:

• Disabling the touch screen may also affect pen input functionality.
• To resolve this, enable the touch screen using the aforementioned methods and check if pen input works as expected.

Re-enabling the Touch Screen:

To re-enable the touch screen functionality, simply follow the steps outlined in the Disabling the Touch Screen via Device Manager section, but select **Enable** instead of **Disable**.

Summary:

Mastering the art of disabling the touch screen on your Dell Inspiron 15z empowers you with the flexibility to adapt to various usage scenarios and preferences. Whether for troubleshooting, extending battery life, or simply reverting to a traditional input method, this comprehensive guide provides a roadmap to achieve your desired outcome. Remember to approach registry modifications with caution and consider creating a system restore point beforehand.

What You Need to Learn

Q1. Why would I want to disable the touch screen on my Dell Inspiron 15z?

A1. There are several reasons why you might want to disable the touch screen on your Dell Inspiron 15z, such as:

• Troubleshooting touch screen issues.
• Preserving battery life.
• Preferring a traditional input method.
• Preventing accidental touches while using the keyboard.

Q2. Can I disable the touch screen using the keyboard?

A2. Unfortunately, there is no direct keyboard shortcut to disable the touch screen on your Dell Inspiron 15z. You will need to use the methods outlined in this guide, which involve accessing Device Manager or modifying the registry.

Q3. Will disabling the touch screen affect the functionality of my Dell Active Stylus?

A3. Yes, disabling the touch screen will also disable the functionality of your Dell Active Stylus. To use the stylus, you will need to re-enable the touch screen.