![]() If you have a computer question - or even a Got a Computer Question or Problem? Ask Dennis! Your problem and I will get back to you as soon as possible. Presentationfontcache.exe - or any program for that matter which may be out ofĬontrol and eating your CPU, I can help using my If all of this is over your head, or if you need help disabling the I hope that helps! Additional 1-on-1 Support: From Dennis If you don't know which program that may be, I would not worry about it too much as the majority of programs I came across were for programming purposes. Note that any program which relies on the Windows Presentation Foundation service may run slower, because the fonts are being cached. If for some reason the presentationfontcache.exe is still running, do a reboot and that should definitely prevent it from running again. The text you copied in Step #5 should now be output to the command line.Īt this point, you should not see presentationfontcache.exe running in task manager, and your CPU should be running a lot more smoothly. Next, go to the administrative command prompt you opened up in Step #1 and then right click in the middle of the window and select "Paste" from the dialogue menu. Right click over top of the highlighted text above, then select "Copy" from the dialogue menu.REG add "HKLM\SYSTEM\CurrentControlSet\services\FontCache3.0.0.0" /v Start /t REG_DWORD /d 4 /f To do so, use your mouse to highlight the text below: The following steps will stop the Windows Presentation Foundation service and disable it permanently (though, this can easily be reversed). ONLY do the following steps if presentationfontcache.exe is still eating your CPU.Tab in Windows 8 and later), and look to see if you can find the presentationfontcache.exe programĪnd see if the CPU usage is still running rampant. Running, go to the "Processes" tab in Windows 7 and earlier (the "Details" ![]() Users, you will need to click the "Task Manager" link in order to run Task ManagerĪfter pressing CTRL ALT DEL on the keyboard. To do so, press CTRL ALT DEL on the keyboard Task Manager will appear automatically in Windows 7 and earlier - however, for Windows 8 and 10 Now, check Task Manager to make sure presentationfontcache.exe isn't eating 25, 50, or 100% of your CPU.The text you copied in Step #2 should now be output to the command line. ![]() REG add "HKLM\SYSTEM\CurrentControlSet\services\FontCache3.0.0.0" /v Start /t REG_DWORD /d 3 /f To do so: highlight the text below using your mouse:Ĭd C:\Windows\ServiceProfiles\LocalService\AppData\Local\
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