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How to run Firefox in Protected Mode? (i.e. at low integrity level)

Fresh7 days ago
Mar 15, 202610022 views
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Problem

I noticed that Firefox, unlike Chrome and Internet Explorer, doesn't run in the Low Mandatory Level (aka Protected Mode, Low Integrity) Google Chrome: Microsoft Internet Explorer: Mozilla Firefox: Following Microsoft's instructions, I can manually force Firefox into Low Integrity Mode by using: How…

Error Output

icacls firefox.exe /setintegritylevel Low

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1 Fix

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Fix for: How to run Firefox in Protected Mode? (i.e. at low integrity level)

Low Risk

Unfortunately there is currently no way of running Firefox in Protected Mode. If you're not running 64-bit Windows, you can get something somewhat similar using Sandboxie.

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