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Solution to Win11 brightness adjustment failure
- WBOYforward
- 2024-01-06 22:29:581164browse
Some friends feel uncomfortable with the brightness of their system and want to adjust it. They find that the brightness adjustment of their win11 is malfunctioning and unresponsive. They don’t know what to do. In fact, this is caused by the registry. We only need to modify the registry key. It can be solved, come and learn it.
win11 brightness adjustment failure:
The first step is to press "Win R" on the keyboard at the same time to open the run.
The second step is to enter "regedit" and press Enter to confirm to open the registry.
The third step is to copy "Computer\HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4d36e968-e325-11ce-bfc1-08002be10318}" into the path above.
The fourth step, click the "0000" folder on the left, double-click to open "FeatureTestControl"
The fifth step Step 1, change the numerical data to "ffff", click "OK", and then restart the computer to adjust the brightness normally.
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