The Maximum processor state setting in Power Options allows the user to specify a percentage of maximum processor capacity to use. Lower percentages can result in significantly better battery life, but lead to lower performance.
This guide will show you how to add or remove the Maximum processor state setting in Power Options for all users in Windows 7, Windows 8, and Windows 10.
Note: You must be logged in with admin rights to add or remove this setting in Power Options.
Add or remove Maximum processor state in Power Options using Command Prompt
1. Open Command Prompt with admin rights.
2. Type 1 of the 2 commands below that you want to use into Command Prompt and press Enter.
(Add Maximum processor state)
powercfg -attributes SUB_PROCESSOR bc5038f7-23e0-4960-96da-33abaf5935ec -ATTRIB_HIDE
OR
(Clear Maximum processor state)
powercfg -attributes SUB_PROCESSOR bc5038f7-23e0-4960-96da-33abaf5935ec +ATTRIB_HIDE
3. Now you can close Command Prompt if you want.
Add or remove "Maximum processor state" in Power Options using a REG . file
The file.reg files below will modify the DWORD value in the following registry key:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Power\PowerSettings\54533251-82be-4824-96c1-47b60b740d00\bc5038f7-23e0-4960-96da-33abaf5935ec
DWORD property:
1 = Eliminate
2 = Extra
1. Do step 2 (to add) or step 3 (to remove) below depending on what you want to do.
2. To add Maximum processor state to Power Options, download the Add_Maximum_processor_state_to_Power_Options.reg file and skip to step 4 below.
3. To remove Maximum processor state from Power Options, download the file Remove_Maximum_processor_state_from_Power_Options.reg and go to step 4 below. This is the default setting if supported by your processor.
4. Save the .reg file to the desktop.
5. Double-click the downloaded .reg file to merge.
6. When prompted, click Run > Yes (UAC) > Yes > OK to approve the merge.
7. You can now delete the downloaded .reg file if you want.
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