Enable Battery Percentage in Regedit on Windows

This guide provides a straightforward walkthrough on how to enable the battery percentage indicator on supported Windows tablet devices using the Registry Editor (Regedit). By configuring a specific system registry key, you can make the exact remaining battery percentage visible directly within the taskbar or battery flyout menu.

Important Note Before Starting

Modifying the Windows Registry can cause system instability if done incorrectly. It is recommended to create a restore point or back up your registry before proceeding.

Step-by-Step Guide to Enable Battery Percentage via Regedit

Step 1: Open the Registry Editor

  1. Press Windows Key + R to open the Run dialog box.
  2. Type regedit into the field and press Enter (or click OK).
  3. If prompted by User Account Control (UAC), click Yes to grant administrative privileges.

Step 2: Navigate to the Control Interface Key

In the address bar at the top of the Registry Editor window, paste the following path and press Enter:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Control Interface

Note: If the Control Interface key does not exist under CurrentVersion, right-click on CurrentVersion, select New > Key, and name it Control Interface.

Step 3: Create or Modify the Battery Percentage Value

  1. In the left sidebar, ensure the Control Interface folder is selected.
  2. Look at the right pane. If a DWORD named ShowBatteryPercentage already exists, double-click it.
  3. If it does not exist:
    • Right-click anywhere in the empty space of the right pane.
    • Select New > DWORD (32-bit) Value.
    • Name the new value ShowBatteryPercentage and press Enter.

Step 4: Set the Value Data

  1. Double-click the ShowBatteryPercentage entry to open its edit window.
  2. Under Base, ensure Hexadecimal is selected.
  3. Change the Value data field from 0 to 1.
  4. Click OK to save the changes.

Step 5: Restart the System

Close the Registry Editor and restart your tablet, or restart Windows Explorer via Task Manager: 1. Press Ctrl + Shift + Esc to open the Task Manager. 2. Find Windows Explorer under the Processes tab. 3. Right-click it and select Restart.

Once the system reloads, the battery percentage indicator will appear on your supported tablet hardware. To revert these changes in the future, navigate back to the same registry key and set the ShowBatteryPercentage value to 0 or delete the entry.