{"id":557,"date":"2018-01-17T17:36:57","date_gmt":"2018-01-17T17:36:57","guid":{"rendered":"http:\/\/info.greatis.com\/guide\/?p=557"},"modified":"2018-01-17T17:38:54","modified_gmt":"2018-01-17T17:38:54","slug":"disable-meltdown-spectre-bugfix","status":"publish","type":"post","link":"https:\/\/info.greatis.com\/guide\/disable\/disable-meltdown-spectre-bugfix\/","title":{"rendered":"How to Disable Meltdown and Spectre BugFix in Windows 10"},"content":{"rendered":"<p>After rumors about tremendous decrease of PC performance, you may want to disable Meltdown and Spectre bugfixes. Here is how to do it.<\/p>\n<h3>Here is How to Disable Meltdown and Spectre BugFix in Windows 10:<\/h3>\n<div class=\"w10steps\">\n<ul>\n<li>STEP 1: At first, press Win+R, type <b>cmd<\/b> and press OK.<br \/>\n<img src=\"http:\/\/info.greatis.com\/guide\/wp-content\/uploads\/sites\/4\/2017\/11\/windows-10-run-command-prompt.png\" alt=\"windows-10 run command prompt to Disable Meltdown and Spectre\" class=\"responsive-img\" \/><\/li>\n<li>STEP 2: Then type the next commands:<br \/>\n<b><i>reg add &#8220;HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Control\\Session Manager\\Memory Management&#8221; \/v FeatureSettingsOverride \/t REG_DWORD \/d 3 \/f<\/i><\/b><\/p>\n<p><b><i>reg add &#8220;HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Control\\Session Manager\\Memory Management&#8221; \/v FeatureSettingsOverrideMask \/t REG_DWORD \/d 3 \/f<\/i><\/b><\/li>\n<li>STEP 3: At last, reboot your PC to apply all changes.<\/li>\n<\/ul>\n<\/div>\n<p>Note: To enable this bugfix again, use commands:<br \/>\n<i>reg add &#8220;HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Control\\Session Manager\\Memory Management&#8221; \/v FeatureSettingsOverride \/t REG_DWORD \/d 0 \/f<\/p>\n<p>reg add &#8220;HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Control\\Session Manager\\Memory Management&#8221; \/v FeatureSettingsOverrideMask \/t REG_DWORD \/d 3 \/f<\/i><\/p>\n<h3>Here is How to Check for Vulnerability:<\/h3>\n<div class=\"w10steps\">\n<ul>\n<li>STEP 1: At first, run the <b>PowerShell<\/b> app as Administrator.<br \/>\n<img src=\"http:\/\/info.greatis.com\/guide\/wp-content\/uploads\/sites\/4\/2018\/01\/windows-10-run-powershell-as-administrator.png\" alt=\"windows-10-run-powershell-as-administrator\" class=\"responsive-img\" \/><\/li>\n<li>STEP 2: Then install <b>SpeculationControl<\/b> module. To do so, just type <b><i>Install-Module SpeculationControl<\/i><\/b> and press Enter. Press &#8216;Y&#8217; for all questions.<br \/>\n<img src=\"http:\/\/info.greatis.com\/guide\/wp-content\/uploads\/sites\/4\/2018\/01\/windows-10-install-speculationcontrol.png\" alt=\"windows-10-install-speculationcontrol\" class=\"responsive-img\" \/><\/li>\n<li>STEP 3: After that, type <b><i>Import-Module SpeculationControl<\/i><\/b> and press Enter.<\/li>\n<li>STEP 4: At last, run the check. Type <b><i>Get-SpeculationControlSettings<\/i><\/b> and press Enter.<br \/>\n<img src=\"http:\/\/info.greatis.com\/guide\/wp-content\/uploads\/sites\/4\/2018\/01\/windows-10-check-vulnerability.png\" alt=\"windows-10-check-vulnerability\" class=\"responsive-img\" \/><\/li>\n<p>If your PC is totally secure, you&#8217;ll see:<br \/>\n<b><br \/>\nBTIHardwarePresent             : True<br \/>\nBTIWindowsSupportPresent       : True<br \/>\nBTIWindowsSupportEnabled       : True<br \/>\nBTIDisabledBySystemPolicy      : True<br \/>\nBTIDisabledByNoHardwareSupport : True<br \/>\nKVAShadowRequired              : True<br \/>\nKVAShadowWindowsSupportPresent : True<br \/>\nKVAShadowWindowsSupportEnabled : True<br \/>\nKVAShadowPcidEnabled           : True<br \/>\n<\/b><br \/>\nOtherwise, you will see:<br \/>\n<b><br \/>\nBTIHardwarePresent             : False<br \/>\nBTIWindowsSupportPresent       : False<br \/>\nBTIWindowsSupportEnabled       : False<br \/>\nBTIDisabledBySystemPolicy      : False<br \/>\nBTIDisabledByNoHardwareSupport : False<br \/>\nKVAShadowRequired              : False<br \/>\nKVAShadowWindowsSupportPresent : False<br \/>\nKVAShadowWindowsSupportEnabled : False<br \/>\nKVAShadowPcidEnabled           : False<\/b>\n<\/ul>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Here is How to Disable Meltdown and Spectre BugFix in Windows 10<\/p>\n","protected":false},"author":1,"featured_media":562,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[4],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.0 - 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