Sunday, June 19, 2016

Running a Firefox 46.0.1 (32 bits) with EMET 5.5 enabled on Windows 8.1 (64 bits) cause very high CPU usage

When enable the EMET protection on Firefox, it cause the firefox very slow and the CPU used by firefox very high.



The environment: Windows 8.1 (64 bits), Firefox 46.0.1 (32 bits) and EMET 5.5.5871.31892



Workaround solution: Upgrade the Firefox 46.0.1 to 64 bits edition


Remark: Also did not hit the high CPU usage issue after upgrade 47.0 Print Friendly and PDF

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